CELL CYCLE QUIZ | EXAMIANS

How many chromatids are there in a duplicated chromosome?

Four

Three

One

Two

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YOUR ANSWER : ?

Which of the following statements about mitosis is incorrect?

Chromosomes move to the metaphase plate using motor proteins, a kind of kinesin, attached to spindle fibers

Chromosomes separate during anaphase when the kinetochore microtubules shorten as they depolymerize

Chromosomes separate during anaphase due to the interaction of polar microtubules from opposite poles pushing against each other

The daughter nuclei are genetically identical to the parent nucleus

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The term homologous chromosomes

is another name for sister chromatids

refers to replications of the same chromosome

means a pair of chromosomes of the same kind, such as sex chromosomes

must be haploid

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The event(s) which does not occur during interphase, is/are

Organelles replication

Chromatin condenses

DNA replication

Protein Synthesis

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In prokaryotes, just before the cell divides, the two daughter genomes are attached side by side to the

replication origin

cell membrane

centromeres

equatorial plate

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How many chromatids does a diploid body cell contain just prior to cell division?

23

69

46

92

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The phase of mitosis which is associated with the formation of the nuclear envelope, is

prophase

anaphase

metaphase

telophase

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The G0 phase is

a permanent state of all body cells

the state of most cells in an animal body

another name for interphase

All of these

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At the __________ checkpoint, cell growth is controlled.

C

S

G1

G2

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

Anaphase, G1 boundary

G1-S boundary

S-G2 boundary

Metaphase in mitosis

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