Cell Cycle And Mitosis

Question 1

The G0 phase is?

Answer 1

The check point before G1

Question 2

What do CDKS bind with?

Answer 2

Cyclins enabling the CDKS to function as enzymes

Question 3

The term homologous chromosomes means?

Answer 3

A pair of chromosomes of the same kind (that match up)

Question 4

A centromere is ?

Answer 4

The structure to which microtubules attach

Question 5

Mitosis is controlled at what checkpoint?

Answer 5

M

Question 6

A cleaved furrow forms in animal cells during what stage

Answer 6

C

Question 7

The spindle forms in what phase?

Answer 7

M phase

Question 8

Metaphase begins when pairs of??

Answer 8

Sister chromatids align in the centre of the cell

Question 9

Replication of the genome occurs in?

Answer 9

S phase of the cell cycle

Question 10

The condensation of the chromosome portion containing rRNA genes causes the disappearance of the?

Answer 10

Nucleolus

Question 11

The primary growth phase of the cell is the ?

Answer 11

G1phase

Question 12

A nuclear envelope forms around each set of sister chromatids in?

Answer 12

Telophase

Question 13

The centromeres move towards the poles in?

Answer 13

Anaphase

Question 14

In the life cycle of a human cell, each chromosome contains two chromatids by the end of what phase?

Answer 14

The S phase

Question 15

Each chromosome replicates to produce two sister chromatids in, what phase?

Answer 15

Interphase

Question 16

What is not part of a human chromosome in any phase?

Answer 16

Centriole

Question 17

Just prior to cell division, the diploid human body cell contains how many chromatids?

Answer 17

92

Question 18

Preparations for genome separation are made in what phase?

Answer 18

Cytokinins phase

Question 19

A duplicated chromosome has how many chromatids?

Answer 19

Four

Question 20

What term is not related to mitosis?

Answer 20

Gametes

Question 21

Which phase of mitosis is associated with chromosomes aligned at the centre of the cell?

Answer 21

Metaphase

Question 22

Which phase of mitosis is associated with the formation of the nuclear envelope ??

Answer 22

Telophase

Question 23

Which phase of mitosis is associated with separation of chromatids?

Answer 23

Anaphase

Question 24

During cell division, what structure forms as a network of protein cables?

Answer 24

The mitotic spindle

Question 25

Chromosome replication takes place during what phase?

Answer 25

Interphase

Question 26

The cell cycle is is controlled in most cells by what?

Answer 26

A series of checkpoints

Question 27

At the centre of the cell cycle control system I’d Cdk, a protein that….??

Answer 27

That binds to different cyclins

Question 28

The P53 gene is important in cell division because it binds with??

Answer 28

Cdk to activate it.