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Receptor mediated endocytosis is the process of accepting substances , after recognising them and linking them to their specific membrane receptors.
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The Clathrin protein participates in the coated vesicles
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Exocytosis is the process of releasing secretory granules through the cell membrane.
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Glycocalix is a glycoprotein coat located on top of the plasmalemma and attached to it
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Cytoplasmic inclusions are obligatory (general) cell organelles
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Cell matrix (cytosol) is a light microscopy concept designated to the part of the cytoplasm that is not occupied by any structures.
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Mitochondria observed under light microscope appear as tender granules or filaments
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Nissl bodies (substance) are a light microscopic image of the rough (granular) endoplasmic reticulum
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Each cilium is built of microtubules following the 9x3+0 formula
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The coated vesicles participate in the intracellular transport processes.
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Golgi apparatus can be observed only by light microscope.
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Euchromatin is the active form of the chromatin in the nucleus.
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Microtubules are elements of the cytoskeleton.
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Cell (plasma) membrane consists of:
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lipid bilayer and integral proteins
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lipid bilayer, integral proteins, polysaccharides
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lipid bilayer and protein bilayer
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lipid monolayer and integral proteins
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The pinocytosis is:
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Uptake by the cells of fluid material
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Extrusion of material to the exterior
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Transport of molecules through the plasmalemma with structural changes in it
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Transport of molecules through the plasmalemma using enzymes
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By which of the following contacts the intercellular space disappears:
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"zipper" interlocking (interdigitations)
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tight junction (zonula occludens)
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desmosome (macula adherens)
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gap junction (nexus)
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The connexones are structural components of:
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"zipper" interlocking (interdigitations)
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tight junction (zonula occludens)
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desmosome (macula adherens)
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gap junction (nexus)
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Golgi apparatus is stained with:
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iron-hematoxylin
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Fuelgen reaction
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silver nitrate (AgNO3)
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hematoxylin-eosin
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Formation of new mitochondria is associated with:
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modification of Golgi apparatus cisternae
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their own budding or simple division
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modification of rough-surfaced (granular) endoplasmic reticulum
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fusion of lysosomes
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Which of the following processes is concerned with the rough-surfaced (granular) endoplasmic reticulum:
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protein synthesis
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glycogen formation
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lipid synthesis
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carbohydrate metabolism
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The coated vesicles participate in:
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The lysosomes consist of:
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The microtubules are components of:
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nucleus
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cytoskeleton
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cell (plasma) membrane
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nuclear envelope
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The sex chromatin (Barr body) is seen in:
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male somatic cells
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female somatic cells
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male germ cells
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female germ cells
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Fuelgen reaction (technique) is used for visualisation of:
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RNA
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DNA
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Proteins
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Polysaccharides
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The histone proteins (histones) take part in:
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formation of DNA molecule
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formation of the karyoplasm
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formation of the nuclear pores
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formation of the ribosomes
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The interphase nucleus of young, functional activity cells is:
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At metaphase the chromosomes:
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move to the center of the cell in relation to the spindle fibres
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move to the opposite poles of the cell
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are free dispersed in the cell
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are attached to inner surface of nuclear envelope
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Mitotic spindle fibers consist of:
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microtubules
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microfilaments
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myofilaments
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neurofibrils
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The lipids are visualised using:
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iron hematoxylin
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Sudan III
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PAS reaction
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hematoxylin-eosin
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The apocrine secretion is associated with:
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loss of the apical portion of the cell cytoplasm
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the entire cell is secreted
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without the loss of any cell cytoplasm
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loss of the basal portion of the cell cytoplasm
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The fibers of the division spindle are:
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microtubules
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microfibrils
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neurofibrils
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neurotubules
Frage 35
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related to the formation of the subunits of the ribosomes
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limited by a membrane
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associated to the inner nuclear membrane
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visible in the mitotic nucleus
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The enzyme acid phosphatase is characteristic for:
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The integral proteins of the plasma membrane interact with:
Frage 38
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is a polysaccharide layer
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takes part in the cell adhesion
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takes part in the cell cooperation
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contains protein and ion channels
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tales part in the ATP synthesis
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The types of adherent junctions are:
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The basophilia of the cell cytoplasm is due to:
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presence of abundant smooth-surfaced endoplasmic reticulum
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presence of abundant rough-surfaced endoplasmic reticulum
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numerous mitochondria
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numerous ribosomes
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presence of abundant lipid droplets
Frage 42
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are localised to the inner nuclear membrane
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the function is selective transport of substances across the nuclear envelope
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are formed at sites where the inner and outer membranes of the nuclear envelope are joined
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are built of connexones
Frage 43
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a general cell organelle
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built of parts of the chromosomes No 13,14,15,21 and 22
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place where the ribosomes are formed
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component of the nucleus
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bounded by a membrane
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The main functions of the smooth-surfaced endoplasmic reticulum are:
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formation of the secretory granules
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add carbohydrates to the proteins (formation of the glycoproteins)
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synthesis of lipids and steroid hormones
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synthesis of glycogen and mucus
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intracellular transport
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The term dyctyosome describes:
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component of Golgi complex
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component of centrioles
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flattened cisternae with outer forming and inner secreting surfaces
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releasing of secretory granules form the inner surface
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releasing of secretory granules form the outer surface
Frage 46
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Which of the following features are specific for the mitochondria:
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possesses own genetic apparatus
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formation of new mitochondria is through their own budding or simple division
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take part in ATP synthesis
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take part in the polysaccharide synthesis
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are components of the cytoskeleton
Frage 47
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Which of the following features are common for the mitochondria and peroxysomes:
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are bounded by double membrane
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contain matrix with numerous enzymes
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take part in the biosynthesis of fatty acids
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are general membrane cell organelles
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posses own genetic apparatus
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Which of the following features are specific for lysosomes
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take part in the steroid synthesis
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take part in intracellular digestion
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contain hydrolytic enzymes
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are related to processes of cell ageing and death
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contain phosphorylating enzymes
Frage 49
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Which of the following features are specific for the peroxysomes:
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take part in the steroid synthesis
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take part in the intracellular digestion
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contain oxidative enzymes
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contain matrix with crystalloid
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contains phosphorylating enzymes
Frage 50
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Which of the following features are specific for the microtubules:
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sustain the cell shape
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are built from the protein actin
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take part in the intracellular transport of molecules and organelles
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ensure mobility of the microvilli
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participate in the formation of spindle fibers during the mitosis
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The mitochondria are visualised using:
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Typical for the nuclear membrane (envelope) is:
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made of one layer (membrane)
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double layered
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continuous with the rough endoplasmic reticulum (rER)
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ribosomes on the inner layer (membrane)
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nuclear pores
Frage 53
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Based on their function the plasma membrane proteins are classified: [blank_start]1[blank_end] [blank_start]2[blank_end] [blank_start]3[blank_end] [blank_start]4[blank_end] [blank_start]5[blank_end]
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receptors
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transport
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connecting
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enzymes
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transductive
Frage 54
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The types of cell junction (intercellular contacts) are: [blank_start]"zipper" interlocking (interdigitations)[blank_end] [blank_start]tight junction (zonula occludens)[blank_end]. [blank_start]desmosomes[blank_end] (zonula adherens and macula adherens) [blank_start]gap junction (nexus)[blank_end]
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zipper
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tight junction
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desmosomes
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gap junction
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Electron microscopy shows that the nucleolus consists of following parts: [blank_start]granular part[blank_end] [blank_start]fibrous part[blank_end]
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granular part
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fibrous part
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The main changes in the nucleus and cytoplasm during the prophase are: [blank_start]disintegration of the nuclear envelope[blank_end] [blank_start]disintegration of the nucleolus[blank_end] [blank_start]chromosomes become condensed and visible[blank_end] [blank_start]formation of the mitotic spindle fibers[blank_end]
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disintegration of the nuclear envelope
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disintegration of the nucleolus
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chromosomes become condensed and visible
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formation of the mitotic spindle fibers
Frage 57
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The general membrane cell organelles are: [blank_start]endoplasmic reticulum[blank_end] [blank_start]Golgi apparatus[blank_end] [blank_start]mitochondria[blank_end] [blank_start]lysosomes[blank_end] [blank_start]peroxisomes[blank_end] [blank_start]coated vesicles[blank_end]
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endoplasmic reticulum
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Golgi apparatus
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mitochondria
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lysosomes
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peroxisomes
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coated vesicles
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Electron microscopy reveals that the Golgi complex consists mainly of: [blank_start]cisternae[blank_end] [blank_start]microvesicles[blank_end] [blank_start]vacuoles[blank_end]
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cisternae
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microvesicles
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vacuoles
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The main components of the cytoskeleton are: [blank_start]microtubules[blank_end] [blank_start]microfilaments[blank_end]
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microtubules
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microfilaments
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The cell inclusions are: [blank_start]glycogen granules[blank_end] [blank_start]lipid droplets[blank_end] [blank_start]pigments[blank_end] [blank_start]crystals[blank_end]
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glycogen granules
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lipid droplets
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pigments
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crystals
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The light microscopic changes in the ageing cell are: [blank_start]pyknosis[blank_end] [blank_start]karyoexis[blank_end] [blank_start]karyolysis[blank_end]
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pyknosis
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karyoexis
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karyolysis
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The types of exocrine secretion are: [blank_start]merocrine[blank_end] [blank_start]apocrine[blank_end] [blank_start]holocrine[blank_end]
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merocrine
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apocrine
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holocrine
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The specialised organelles are: [blank_start]myofibrils[blank_end] [blank_start]tonofibrils[blank_end] [blank_start]neurofibrils[blank_end] [blank_start]cilia[blank_end] [blank_start]flagella[blank_end] [blank_start]secretory granules[blank_end]
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myofibrils
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tonofibrils
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neurofibrils
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cilia
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flagella
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secretory granules
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By light microscopic observation of section of spinal ganglion stained with AgNO3 (silver impregnation) a reticular network situated near the nucleus is visible. WHAT IS THIS ORGANELLE? [blank_start]Golgi apparatus[blank_end]
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Electron microscopy reveals a shallow bowl-like complex consisting of parallel arranged cisternae (flattened plates) with associated vesicles and vacuoles. WHAT IS THIS ORGANELLE? [blank_start]Golgi complex[blank_end]
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By electron microscopy, a pair of cylindrical structures localised at right angle to each other is observed. In transverse section, their wall is composed of nine sets of three peripherally placed microtubules. WHAT IS THIS ORGANELLE? [blank_start]centrioles[blank_end]
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Under light microscope, in the cytoplasm of cells stained with Sudan III- hematoxylin colored in orange droplets surrounding blue nuclei are seen. WHAT IS THE NAME OF THE DESCRIBED STRUCTURES? [blank_start]Lipid inclusions[blank_end]
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During the mitosis the chromosomes are localized in the opposite poles of the spindle fibers and form a specific figure: WHICH PHASE OF MITOSIS IS THIS AND WHAT IS THE NAME OF THE FIGURE? [blank_start]Anaphase (disaster figure, double star)[blank_end]
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With electron microscope cylindrical structures made of 9x2+2 microtubules can be seen. WHAT IS THIS ORGANELLE? [blank_start]Cilia[blank_end]
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With electron microscope an oval structure made of two membranes with Cristal of the inner membrane can be seen. WHAT ARE THESE STRUCTURES? [blank_start]Mitochondria[blank_end]
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PRACTICAL: What staining technique is used for Golgi apparatus?
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What light microscope slide is this?
Antworten
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Golgi apparatus
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Lipid inclusions
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Secretory granules
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Nuclei in mitosis
Frage 73
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PRACTICAL: Which two staining techniques can be used for mitochondria under a light microscope?
Frage 74
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PRACTICAL: What light microscope slides are these
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Mitochondria
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Golgi apparatus
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Phagocytosis
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SDH activity
Frage 75
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PRACTICAL: Features of Golgi apparatus under light microscope?
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Brown network around the nucleus
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Cell is divided into segments with black bits
-
grey imaging, with dark visible nucleus
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red staining around the nucleus
Frage 76
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PRACTICAL: what is the feature of mitochondria under light microscope?
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cell divided into black segments with black granules towards the outer membrane.
-
blue granules near red stained nucleus
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orange drops in different sizes
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black particles throughout the slide with nucleus visible
Frage 77
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PRACTICAL: Which two staining techniques can be used for nuclei interphase?
Frage 78
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PRACTICAL: What does hematoxylin eosin staining do to the nuclei interphase slide?
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Blue nucleus
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Red nucleus
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Red granules
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Blue granules
Frage 79
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PRACTICAL: What does feulgen staining do the nuclei interphase slide?
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Blue nucleus
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Red nucleus
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Blue granules
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Red granules
Frage 80
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PRACTICAL: What microscope slides are these?
Frage 81
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PRACTICAL: What microscope slide is this?
Frage 82
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PRACTICAL: Which staining technique is used for Nuclei in mitosis
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Feulgen staining
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Hematoxylin eosin
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Iron hematoxylin
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Silver impregnation
Frage 83
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PRACTICAL: What does feulgen staining do to the nuclei in mitosis?
Frage 84
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PRACTICAL: What light microscope slide is this?
Antworten
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Nuclei in mitosis
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nuclei in interphase
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Glycogen granules
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Mitochondria
Frage 85
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PRACTICAL: Which staining technique is used for glycogen?
Frage 86
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PRACTICAL: What does PAS reaction+ hematoxylin staining do to glycogen?
Frage 87
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PRACTICAL: What light microscope slide is this?
Antworten
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Glycogen
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SDH activity
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Acid phosphatase
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secretory granules
Frage 88
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PRACTICAL: Which staining is used for lipid inclusions
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Sudan III +hematoxylin
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Iron Hematoxylin
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Feulgen
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Silver impregnation
Frage 89
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PRACTICAL: What does Sudan III + hematoxylin staining do to Lipid inclusions?
Frage 90
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PRACTICAL: What is the light microscope slide?
Antworten
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Lipid inclusions
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Glycogen granules
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Mitochondria
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Phagocytosis
Frage 91
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PRACTICAL: Which staining is used for phagocytosis?
Antworten
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Hematoxylin
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hematoxylin eosin
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iron hematoxylin
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sudan III
Frage 92
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PRACTICAL: What does hematoxylin staining do to the phagocytosis slide?
Frage 93
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PRACTICAL: What is this light microscope slide?
Antworten
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Phagocytosis
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Glycogen granules
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SDH activity
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Lipid inclusions
Frage 94
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PRACTICAL: Which staining is used for secretory granules?
Antworten
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Hematoxylin eosin
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Iron hematoxylin
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Hematoxylin
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Feulgen
Frage 95
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PRACTICAL: What does hematoxylin eosin staining do to secretory granules?
Frage 96
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PRACTICAL: Which light microscope slide is this?
Antworten
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Secretory granules
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Glycogen granules
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Mitochondria
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Nuclei in mitosis
Frage 97
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PRACTICAL: Which staining is used for acid phosphatase?
Frage 98
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PRACTICAL: Which light microscopic slide is?
Antworten
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Acid phosphatase
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SDH activity
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Lipid inclusions
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Phagocytosis
Frage 99
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PRACTICAL: Which staining is used for SDH activity?
Antworten
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Nachlass reaction with NBT Feulgen staining
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Feulgen staining with Gomori reaction
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PAS reaction
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Iron hematoxylin staining
Frage 100
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PRACTICAL: Which light microscopic slide is this?
Antworten
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SDH activity
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Phagocytosis
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Secretory granules
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Glycogen granules
Frage 101
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PRACTICAL: Which electron microscope slide is this? [blank_start]cell membrane[blank_end]
Frage 102
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PRACTICAL: Which electron microscopic slide is this? [blank_start]Microvilli[blank_end]
Frage 103
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PRACTICAL: Which electron microscopic slide is this? [blank_start]Rough endoplasmic reticulum[blank_end]
Frage 104
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PRACTICAL: What electron microscopic slide is this? [blank_start]Rough endoplasmic reticulum[blank_end]
Frage 105
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PRACTICAL: What electron microscopic slide is this? [blank_start]Mitochondria[blank_end]
Frage 106
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PRACTICAL:What electron microscope slide is this? [blank_start]Golgi complex[blank_end]
Frage 107
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PRACTICAL: What electron microscopic slide is this? [blank_start]Desmosomes[blank_end]
Frage 108
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PRACTICAL: What electron microscopic slide is this? [blank_start]Ribosomes[blank_end]
Frage 109
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PRACTICAL: What electron microscopic slide is this? [blank_start]Centrosome[blank_end]
Frage 110
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PRACTICAL: What electron microscopic slide is this? [blank_start]Interphase nucleus[blank_end]
Frage 111
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PRACTICAL: What electron microscopic slide is this? [blank_start]Cilia longitudinal section[blank_end]
Frage 112
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PRACTICAL: What electron microscopic slide is this? [blank_start]Cilia transverse section[blank_end]
Frage 113
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PRACTICAL: What electron microscopic slide is this? [blank_start]Secretory granules[blank_end]