CELL CYCLE QUIZ | EXAMIANS

The G0 phase is

All of these

another name for interphase

a permanent state of all body cells

the state of most cells in an animal body

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YOUR ANSWER : ?

Which of the following is the normal cell cycle, primarily regulated at checkpoints?

Metaphase in mitosis

S-G2 boundary

G1-S boundary

Anaphase, G1 boundary

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Which of the following is the primary growth phase of a cell?

G0

G2

M

G1

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Each chromosome contains two chromatids by the end of the __________ phase in the life cycle of a human cell.

G2

C

M

S

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At the center of the cell cycle control system is Cdk, a protein that

is only active during mitosis

manufactures growth factors

is phosphorylated to become active

binds to different cyclins

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YOUR ANSWER : ?

At the __________ checkpoint, cell growth is controlled.

G2

G1

C

S

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In the cell cycle replication of the genome occurs in the

S phase

G2 phase

M phase

G1 phase

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The spindle forms in the

S phase

M phase

G2 phase

G1 phase

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Which of the following is not a part of a human chromosome in any phase?

Nucleosome

Centromere

Histone

Centriole

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The cell cycle is controlled in most cells by

cell size (when the cell reaches a certain size, it divides)

time (after a certain length of time the cell divides)

a series of checkpoints

different cells exhibit different control strategies

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