Frage 1
Frage
The lipid bilayer is composed primarily of what two biological molecules?
Frage 2
Frage
Which of the following eukaryotic intracellular components are NOT organelles
Antworten
-
Golgi apparatus
-
Cytoskeleton
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ER
-
Lysosome
Frage 3
Frage
Animal cells contain
Antworten
-
chlorophyll
-
chloroplasts
-
cell membranes
-
cell walls
Frage 4
Frage
Which of the following phrases best matches the definition of the term hydrophobic?
Antworten
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"water-hating"
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"water loving"
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"water-impartial"
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"water-storing"
Frage 5
Frage
The term hydrophilic means which of the following
Antworten
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Repelled by water
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Insoluble in water
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Non-water containing
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Attracted to water
Frage 6
Frage
The most abundant class of lipids found in the lipid bilayer are _________.
Antworten
-
Phospholipids
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Glycolipids
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Sphingolipids
-
Liposomes
Frage 7
Frage
What is the name of the process by which plants convert light energy into biological energy?
Frage 8
Frage
Which of the following is NOT a property of the lipid bilayer?
Antworten
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Fluidity
-
Impermeability
-
Polarity
-
Permeability
Frage 9
Frage
Which type of cell HAS a nucleus?
Antworten
-
prokaryotic
-
eukaryotic
-
virus
-
jail :D
Frage 10
Frage
What organelle is responsible for carrying out photosynthesis?
Antworten
-
Mitochondria
-
Nucleus
-
Vacuole
-
Chlorplasts
Frage 11
Frage
Molecules done being processed in the ER are often transported to which structure?
Antworten
-
Peroxisomes
-
Mitochondria
-
Golgi apparatus
-
Vacuoles
Frage 12
Frage
Which of the following eukaryotic organelles is primarily responsible for cellular digestion?
Antworten
-
Nucleus
-
Lysosome
-
Mitochondria
-
Golgi apparatus
Frage 13
Frage
Which of the following is not a specialized plant cellular structure?
Antworten
-
Lysosome
-
Cell wall
-
Chloroplast
-
Vacuole
Frage 14
Frage
Which structure in plants replaces the function that the mitochondria performs in animal cells? (plants still have mitochondria)
Antworten
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Vacuole
-
Cytoskeleton
-
Chloroplast
-
Nucleus
Frage 15
Frage
What is the name of the process by which molecules naturally flow from an area of higher concentration to one of lower concentration?
Antworten
-
Respiration
-
Transfusion
-
Dialysis
-
Diffusion
Frage 16
Frage
Membrane transport that occurs without the input of extra energy can be classified as what type of transport?
Antworten
-
Passive
-
Active
-
Catalytic
-
Inhibitory
Frage 17
Frage
Membrane transport that requires the input of additional energy is called ___________.
Antworten
-
Passive
-
Active
-
Catalytic
-
Inhibitory
Frage 18
Frage
What is the main function of the mitochondria?
Antworten
-
Molecular digestion
-
DNA storage
-
Space-filler
-
Energy-producer
Frage 19
Frage
Which of these is found in the cell nucleus?
Antworten
-
DNA
-
RNA
-
Chromatin
-
All of the above
Frage 20
Frage
_____________ ER has ribosomes attached to its outer membrane.
Antworten
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Smooth
-
Spiked
-
Rough
-
Cytoskeletal
Frage 21
Frage
Membrane transport is important for which of the following biological processes?
Frage 22
Frage
The ER plays a major role in processing which of the following biological molecules?
Antworten
-
Carbohydrates
-
Proteins
-
Adenosine triphosphate
-
DNA
Frage 23
Frage
Compared to water, the environment inside of the blood cell could be described as:
Antworten
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hypertonic
-
hypotonic
-
isotonic
-
mesotonic
Frage 24
Frage
The process of water diffusing into or out of a cell is known as:
Antworten
-
active transport
-
facilitated diffusion
-
phagocytosis
-
osmosis
Frage 25
Frage
Diffusion is when the molecules of a substance move from a higher concentration to a lower concentration. Which of the following factors does NOT affect the rate of diffusion?
Antworten
-
particle color
-
particle size
-
temperature
-
concentration gradient
Frage 26
Frage
What would happen if you gave a patient an IV of pure water?
Antworten
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their blood cells would shrink
-
their blood cells would burst
-
the patient would slowly become rehydrated
-
water would not be moving
Frage 27
Frage
I am doing an experiment on osmosis. I take some dialysis tubing (a semi-permeable membrane) and fill it with 50% sugar solution. Sugar molecules are very big, and cannot pass through the membrane if i want to make the tubing gain weight, which beaker should I place it into?
Antworten
-
Beaker of 70% sugar solution
-
Beaker of water
-
Beaker of 90% sugar solution
-
Beaker of any type of sugar solution
-
None of these would cause the tubing to gain weight
Frage 28
Frage
If the cell's cytoplasm contains 30% solute, which of the following best describes the rest of the cytoplasm?
Antworten
-
70% solute
-
30% solute
-
70% water
-
30% water
-
30% solvent
Frage 29
Frage
Protists can move in which of these ways?
Frage 30
Frage
Energy from ATP is needed for
Antworten
-
diffusion
-
osmosis
-
facilitated diffusion
-
active transport
Frage 31
Frage
Which of the following correctly matches an organelle with its function?
Antworten
-
mitochondrion..............photosynthesis
-
nucleus..............cellular respiration
-
ribosome..............manufacture of lipids
-
lysosome..............movement
-
central vacuole..............storage
Frage 32
Frage
One of the main differences between animal and plant cells is that
Antworten
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animal cells lack rigid cell walls
-
animal cells have vacuoles
-
plant cells lack rigid cell walls
-
plant cells have small vacuoles