Cell Cycle And Mitosis Flashcards Preview

Year 1 Cell biology handouts > Cell Cycle And Mitosis > Flashcards

Flashcards in Cell Cycle And Mitosis Deck (28):
1

The G0 phase is?

The check point before G1

2

What do CDKS bind with?

Cyclins enabling the CDKS to function as enzymes

3

The term homologous chromosomes means?

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

4

A centromere is ?

The structure to which microtubules attach

5

Mitosis is controlled at what checkpoint?

M

6

A cleaved furrow forms in animal cells during what stage

C

7

The spindle forms in what phase?

M phase

8

Metaphase begins when pairs of??

Sister chromatids align in the centre of the cell

9

Replication of the genome occurs in?

S phase of the cell cycle

10

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

Nucleolus

11

The primary growth phase of the cell is the ?

G1phase

12

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

Telophase

13

The centromeres move towards the poles in?

Anaphase

14

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

The S phase

15

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

Interphase

16

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

Centriole

17

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

92

18

Preparations for genome separation are made in what phase?

Cytokinins phase

19

A duplicated chromosome has how many chromatids?

Four

20

What term is not related to mitosis?

Gametes

21

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

Metaphase

22

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

Telophase

23

Which phase of mitosis is associated with separation of chromatids?

Anaphase

24

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

The mitotic spindle

25

Chromosome replication takes place during what phase?

Interphase

26

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

A series of checkpoints

27

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

That binds to different cyclins

28

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

Cdk to activate it.