6529084
Descripción
Test por Chantal Delaquis, actualizado hace más de 1 año
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Creado por Chantal Delaquis
hace alrededor de 8 años
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Pregunta 1
Pregunta
What are the 4 components to the cell membrane?
Respuesta
-
phospholipid bilayer, microvilli, filaments, microtubules
-
microvilli, transport proteins, phospholipid bilayer, carbohydrates
-
Membrane carbohydrates, microvilli, phospholipid bilayer, membrane proteins
Pregunta 2
Pregunta
The trans-membrane proteins are on the outer or inner membrane surfaces and do not penetrate the membrane itself.
Respuesta
- True
- False
Pregunta 3
Pregunta
What is NOT contained in the Cytosol?
Respuesta
-
Inclusions such as Melanin
-
Steroids
-
Dissolved ions
-
Protein Fibers
Pregunta 4
Pregunta
The function of the Ribosome is to synthesize RNA.
Respuesta
- True
- False
Pregunta 5
Pregunta
Centrioles are composed of ...
Respuesta
-
Microfilaments
-
Microtubules
-
Tubulin
-
Actin
-
Both B & C
-
Both A & B
Pregunta 6
Pregunta
Which is NOT a function of the Cytoskeleton?
Respuesta
-
Functions to anchor organelles in place
-
Functions in muscle contraction, cell locomotion & maintenance of cell shape
-
Functions to move things throughout the cell
-
Functions in cell to cell recognition
-
Both B & D
Pregunta 7
Pregunta
Microtubules compromise...
Respuesta
-
Centrioles, Flagella, Cilia, and Spindle Apparatus
-
Centrioles, Ribosomes, Flagella, and Microvilli
-
Centrosomes, Ribosomes, Cilia, and Spindle Apparatus
-
None of these are correct
Pregunta 8
Pregunta
Which does NOT have a double membrane?
Respuesta
-
The Nucleus
-
Golgi Apparatus
-
Mitochondria
-
All of these have double membranes!
-
Both B & C
Pregunta 9
Pregunta
What is NOT contained in the Mitochondria?
Respuesta
-
Water
-
Protein
-
DNA
-
Microfilaments
-
All of these are contained inside the Mitochondria
Pregunta 10
Pregunta
What was the origin of the Mitochondria?
Respuesta
-
Bacteria
-
Developed from the Golgi Apparatus
-
Space!!
-
What a stupid question... the mitochondria has always been the mitochondria
Pregunta 11
Pregunta
What is NOT true about the Smooth Endoplasmic Reticulum?
Respuesta
-
There is nothing bound to it
-
Important for detoxification
-
Stores Calcium
-
Creates lipids
-
Has Ribosomes bound to it
-
Both C & E
Pregunta 12
Pregunta
The Golgi Apparatus is stacks of membranous disks
Respuesta
- True
- False
Pregunta 13
Pregunta
Where do the packaged protein vesicles from the Golgi Apparatus NOT move to...
Respuesta
-
Lyzosomes
-
Cell Membrane
-
Mitochondria
-
The vesicles are suspended in the Cytosol
-
Both C & D
Pregunta 14
Pregunta
In the Golgi Apparatus, the Protein is mixed with Carbohydrate groups before it is packed into a vesicle.
Respuesta
- True
- False
Pregunta 15
Pregunta
Lyzosomes function to destroy...
Respuesta
-
Old cells
-
worn out organelles
-
bacteria
-
all of the above
-
A & C
Pregunta 16
Pregunta
The outer nuclear membrane is attached to the Golgi Apparatus.
Respuesta
- True
- False
Pregunta 17
Pregunta
The Nucleolus is membraneous.
Respuesta
- True
- False
Pregunta 18
Pregunta
Cells that naturally make a lot of protein have a lot of...
Respuesta
-
Ribosomes
-
Rough ER
-
Vesicles from the Golgi Apparatus
-
None of the above, these cells just contain more protein.
Pregunta 19
Pregunta
Coiled DNA is called Chromatin.
Respuesta
- True
- False
Pregunta 20
Pregunta
Males & Females contain 23 homologous chromosomal pairs.
Respuesta
- True
- False
Pregunta 21
Pregunta
The haploid number is ...
Respuesta
-
referred to as n
-
the number of different chromosomes that a given species will have
-
the number of chromosomes an individual will have from BOTH parents
-
All of these are correct
-
A & B
Pregunta 22
Pregunta
Cytokinesis only occurs in Mitosis
Respuesta
- True
- False
Pregunta 23
Pregunta
G1 phase is...
Respuesta
-
7 hours long
-
8-10 hours long
-
6-8 hours long
-
1 hour long
Pregunta 24
Pregunta
At the end of G1 phase...
Respuesta
-
Centrosomes replicate
-
DNA is replicated, creating Sister Chromatids
-
Kinetochore proteins are formed
-
Nuclear envelope dissapears
Pregunta 25
Pregunta
Cells that do not divide again once they reach maturity do not proceed on to S phase, but rather remain in G1 phase.
Respuesta
- True
- False
Pregunta 26
Pregunta
What is NOT true about the Kinetochore protein?
Respuesta
-
They attach to the centromere of ONE tetrad
-
They attach to the centromere of ONE chromosome
-
They are a DNA/Protein complex
-
Occur before both Meiosis and Mitosis
-
A & D
-
All of these are true
Pregunta 27
Pregunta
G2 phase lasts roughly 3 hours
Respuesta
- True
- False
Pregunta 28
Pregunta
During Metaphase, In humans it shows we have HOW MANY chromosomes lined up?
Respuesta
-
46
-
23
-
92
Pregunta 29
Pregunta
During Prophase, Kinetochore proteins attach to spindle microtubules which are then called Kinetochore microtubules.
Respuesta
- True
- False
Pregunta 30
Pregunta
During Metaphase, the chromosomes lined up are called what...
Respuesta
-
The cell equator
-
The Metaphase plate
-
The cleavage furrow
-
There is no name for these chromosomes
Pregunta 31
Pregunta
Meiosis creates 4 diploid cells.
Respuesta
- True
- False
Pregunta 32
Pregunta
What is NOT true about Meiosis 2?
Respuesta
-
Resembles Mitosis
-
Takes a diploid cell and turns it into a haploid cell
-
Separates homologous pairs
-
None of these are true!
-
Both A and C
-
Both B and C
Pregunta 33
Pregunta
A tetrad is...
Respuesta
-
A sister chromatid
-
6 Chromosomes lined up
-
2 Sister chromatids lined up
-
A tetrad does not imply to this unit
Pregunta 34
Pregunta
Crossing over takes place in both Meiosis and Mitosis.
Respuesta
- True
- False
Pregunta 35
Pregunta
Interphase may take place during Meiosis 1 and Meiosis 2.
Respuesta
- True
- False
Pregunta 36
Pregunta
How many tetrads are lined up on the Cell Equator?
Respuesta
-
23
-
46
-
12
-
92
Pregunta 37
Pregunta
The key difference between Mitosis and Meiosis 2 is that Mitosis works with a haploid cell and Meiosis 2 works with a diploid cell.
Respuesta
- True
- False
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