CELL CYCLE QUIZ

Which of the following triggers the division of activated T lymphocytes?

PDGF

Interlukin 2

FGF

Erythroprotein

TRUE ANSWER : ?
YOUR ANSWER : ?

In which phase, each chromosome replicates to produce two sister chromatids?

Interphase

Prophase

Anaphase

Metaphase

TRUE ANSWER : ?
YOUR ANSWER : ?

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

is phosphorylated to become active

binds to different cyclins

is only active during mitosis

manufactures growth factors

TRUE ANSWER : ?
YOUR ANSWER : ?

DNA replication is controlled at which of the following checkpoint?

G1

S

M

G2

TRUE ANSWER : ?
YOUR ANSWER : ?

The spindle forms in the

G1 phase

S phase

G2 phase

M phase

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Interphase

Metaphase

Prophase

Anaphase

TRUE ANSWER : ?
YOUR ANSWER : ?

What structure forms as a network of protein cables during cell division?

Spindle

Kinetochore

Chromatid

Aster

TRUE ANSWER : ?
YOUR ANSWER : ?

In the cell cycle replication of the genome occurs in the

G2 phase

G1 phase

S phase

M phase

TRUE ANSWER : ?
YOUR ANSWER : ?

The G0 phase is

a permanent state of all body cells

the state of most cells in an animal body

All of these

another name for interphase

TRUE ANSWER : ?
YOUR ANSWER : ?

The term homologous chromosomes

refers to replications of the same chromosome

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

must be haploid

is another name for sister chromatids

TRUE ANSWER : ?
YOUR ANSWER : ?

↑