Cell Cycle Control System

Front 1

The Mitosis phases

Back 1

G1 phase-----}

S phase-----} INTERPHASE

G2 phase----}

M phase (cytokinesis already in this phase)

Front 2

Cell growth and copying of chromosomes in preparation for cell division

Back 2

Interphase

Front 3

Shortest part of cell cycle

Back 3

Mitotic Phase

Front 4

Accounts 90% of the cycle

Back 4

Interphase

Front 5

Mitosis and cytokinesis

Back 5

Mitotic phase or M phase

Front 6

First Gap

Back 6

G1

Front 7

Synthesis phase or the

Back 7

S phase

Front 8

Second Gap or

Back 8

G2

Front 9

Chromosomes only duplicated during what phase?

Back 9

S Phase

Front 10

Cell increases in size or mass and organelles increases in numbers

Back 10

G1

Front 11

DNA replication

Back 11

S phase

Front 12

Longest stage of Interphase

Back 12

G1

Front 13

Production of proteins

Back 13

G2

Front 14

The proteins found in G2

Back 14

Kinases and Histones

Front 15

Chromosomes starts to condense

Back 15

G2

Front 16

Waiting stage of our cell

Back 16

G0

Front 17

Inactive form of our cell

Back 17

G0

Front 18

3 checkpoints

Back 18

G1/S checkpoint

G2/M checkpoint

Spindle checkpoint

Front 19

Factors in checkpoints

Back 19

Growth Factors

Size of Cell

Nutritional state of cell

Front 20

1 division takes ____ hours to finished.

Back 20

24

Front 21

10-12 hours

Back 21

S phase

Front 22

Less than an hour

Back 22

M phase

Front 23

4-6 hours

Back 23

G2

Front 24

It varies in terms of time

Back 24

G1

Front 25

Parts of Mitotic Phase

Back 25

Prophase

Metaphase

Anaphase

Telophase

Front 26

Chromatin fibers become more tightly coiled

Back 26

Prophase

Front 27

Nucleoli disappear

Back 27

Prophase

Front 28

Longest stage of mitosis

Back 28

Metaphase

Front 29

Centrosomes are now at opposite poles of the cell

Back 29

Metaphase

Front 30

Shortest stage of mitosis

Back 30

Anaphase

Front 31

It begins when cohesin proteins are cleaved

Back 31

Anaphase

Front 32

Chromatids part suddenly. Each chromatid thus become a full fledged chromosome

Back 32

Anaphase

Front 33

Two daughter nuclei form

Back 33

Telophase

Front 34

Nuclear envelope arises from the fragments of the parent cell's nuclear envelope

Back 34

Telophase

Front 35

Nucleoli reappeared

Back 35

Telophase

Front 36

Division of cytoplasm is usually well under way by late telophase.

Back 36

Cytokinesis

Front 37

In animal cells, ______ involves the formation of a cleavage furrow which pinches the cell in two.

Back 37

Cytokinesis

Front 38

Chromosomes ligned in metaphase plate

Back 38

Metaphase