CELL CYCLE QUIZ

Cdks bind with __________ , enabling the Cdks to function as enzymes.

p53

MPF

histones

cyclins

TRUE ANSWER : ?
YOUR ANSWER : ?

During which phase, a cleavage furrow is formed in animal cells?

G2

C

M

G1

TRUE ANSWER : ?
YOUR ANSWER : ?

At which of the following check point, mitosis is controlled?

S

G2

M

G1

TRUE ANSWER : ?
YOUR ANSWER : ?

The term, not related to mitosis is

DNA replication

somatic cells

chromosomes

gametes

TRUE ANSWER : ?
YOUR ANSWER : ?

Sequences that correctly describes the cell cycle is

-> G1 ->S -> G2 -> cytokinesis -> mitosis ->

-> G1-> G2 -> S -> mitosis -> cytokinesis ->

-> S -> G2 -> mitosis -> cytokinesis -> G1 ->

->cytokinesis-> mitosis -> G1 -> S -> G2 ->

TRUE ANSWER : ?
YOUR ANSWER : ?

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

binds to different cyclins

is only active during mitosis

manufactures growth factors

is phosphorylated to become active

TRUE ANSWER : ?
YOUR ANSWER : ?

A centromere is

All of these

a constriction on a chromosome bound to a disk

another name for kinetochore

the structure to which microtubules attach

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following begins when pairs of sister chromatids align in the center of the cell?

Metaphase

Anaphase

Interphase

Prophase

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Centromere

Centriole

Histone

Nucleosome

TRUE ANSWER : ?
YOUR ANSWER : ?

The spindle forms in the

G1 phase

S phase

M phase

G2 phase

TRUE ANSWER : ?
YOUR ANSWER : ?

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