At the end of mitosis, each daughter cell has 1.the same number and kinds of chromosomes as in the...

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Transcript of At the end of mitosis, each daughter cell has 1.the same number and kinds of chromosomes as in the...

At the end of mitosis, each daughter cell has

the sa

me number and kin..

the sa

me number but d

if...

twice

the number o

f ch...

half the number o

f chr..

.

50%

25%21%

4%

1. the same number and kinds of chromosomes as in the parent cell.

2. the same number but different kinds of chromosomes as in the parent cell.

3. twice the number of chromosomes as in the parent cell.

4. half the number of chromosomes as in the parent cell.

Chromosomes are made up of

nuclear R

NA.

DNA an

d prote

in.

protein.

DNA.

0%

29%

8%

63%1. nuclear RNA. 2. DNA and protein.3. protein. 4. DNA.

The two main stages of cell division are

mito

sis and in

terp

hase.

synth

esis and m

itosis

.

mito

sis and cy

tokinesis

.

cyto

kinesis and in

terphase

.

22%17%

30%30%1. mitosis and interphase.

2. synthesis and mitosis.

3. mitosis and cytokinesis.

4. cytokinesis and interphase.

Cancer is a disorder in which some cells have lost the ability to control their

Size

.

Weight.

Mass.

Gro

wth.

0%

100%

0%0%

1. Size.2. Weight.3. Mass.4. Growth.

In mitosis, sister chromatids separate during

Metaphase

.

Prophas

e.

Anaphase.

telophase

.

17%21%

33%29%

1. Metaphase.2. Prophase.3. Anaphase.4. telophase.

In the cell cycle, DNA replication occurs during the

S phase

.

G1 phase

.

G2 phase

.

M phase

.

54%

8%

17%21%

1. S phase. 2. G1 phase.

3. G2 phase.

4. M phase.

Your skin replaces the cells that it is continually losing by using the process of:

Transducti

on

Mito

sis

Meiosis

lysis

0% 0%4%

96%1. Transduction2. Mitosis3. Meiosis4. lysis

The stage of the cell cycle where each chromosome is composed of two chromatids in

preparation for mitosis.

G1 S M G

2

46% 46%

8%

0%

1. G12. S3. M4. G2

Beginning with mitosis, what are the other parts of the cell cycle in order in which

they occur?

cyto

kinesis, G

1, S, G

2

cyto

kinesis, S

, G1, S

, G2

S, cy

tokinesis

, G1, S

, G2

S, G

1, S, G

2

65%

9%13%13%

1. cytokinesis, G1, S, G2

2. cytokinesis, S, G1, S, G2

3. S, cytokinesis, G1, S, G2

4. S, G1, S, G2

Beginning with interphase, what are the phases of mitosis in order in which they

occur?

telophase

, anaphase

, m...

anaphase, m

etaphase

, ...

prophase

, anaphase

, m...

prophase

, metaphase

, ...

0%

46%

33%

21%

1. telophase, anaphase, metaphase, prophase

2. anaphase, metaphase, prophase, telophase

3. prophase, anaphase, metaphase, telophase

4. prophase, metaphase, anaphase, telophase

Which sequence of the cell cycle is common to eukaryotes?

G1, G

2, S, M

, cyto

kinesis

G1, M

, G2, S

, cyto

kinesis

G1, S

, M, G

2, cyto

kinesis

G1, S

, G2, M

, cyto

kinesis

14%

73%

5%9%

1. G1, G2, S, M, cytokinesis

2. G1, M, G2, S, cytokinesis

3. G1, S, M, G2, cytokinesis

4. G1, S, G2, M, cytokinesis

The stage of the cell cycle where the cell is preparing to begin DNA replication is

called:

G1

G2 S M

58%

8%

21%

13%

1. G12. G23. S4. M

Prior to cell division, each chromosome replicates or duplicates its genetic material. The

products are connected by a centromere and are called:

Siste

r chro

mosomes

Homologo

us chro

mosomes

Sex ch

romoso

mes

Siste

r chro

matids

13%

74%

13%

0%

1. Sister chromosomes2. Homologous

chromosomes3. Sex chromosomes4. Sister chromatids

The first stage of mitosis when chromosomes start becoming visible in the

microscope is called:

Anaphase

Prophas

e

Telophase

metaphase

25%21%

8%

46%1. Anaphase2. Prophase3. Telophase4. metaphase

In which phase do the chromosomes align on a plane in the center of the cell?

Prophas

e

Metaphase

Anaphase

telophase

14%

0%

50%

36%

1. Prophase2. Metaphase3. Anaphase4. telophase

What occurs during anaphase?

The mito

tic spindle begi..

The chro

mosomes a

lign ..

The siste

r chro

matids se...

The mito

tic apparatu

s di...

13%4%

65%

17%

1. The mitotic spindle begins to form.

2. The chromosomes align on a plane in the center of the cell.

3. The sister chromatids separate.

4. The mitotic apparatus disassembles.

What is the part of the chromosome that joins the two chromatids?

Kinetoch

ore

Centriole

Centromere

mito

tic spindle

5%

14%

41%41%1. Kinetochore2. Centriole3. Centromere4. mitotic spindle

Which of the following is true of mitosis in a diploid cell?

It re

sults

in 2 haploid ...

It invo

lves t

ranscr

iption ..

It re

sults

in daughter c

e...

21%

46%

33%

1. It results in 2 haploid daughter cells.

2. It involves transcription of the cell's DNA.

3. It results in daughter cells who are genetically identical, but physically smaller, than the original cell.

Which stage of mitosis is seen in the pictured cell?

Prophas

e

Metaphase

Anaphase

Telophase

21%

13%

50%

17%

1. Prophase2. Metaphase3. Anaphase4. Telophase

What stage of mitosis is this cell in?

Prophas

e

Metaphase

Anaphase

Telophase

9%13%

0%

78%

1. Prophase2. Metaphase3. Anaphase4. Telophase

Place the pictures in the correct chronological order.

1,2,3,4

2,4,1,3

2,4,3,1

4,2,1,3

0%8%

92%

0%

1. 1,2,3,42. 2,4,1,33. 2,4,3,14. 4,2,1,3

The following is a picture of what phase of nuclear division:

Prophas

e

Metaphase

Anaphase

Telophase

5%

27%

64%

5%

1. Prophase2. Metaphase3. Anaphase4. Telophase