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Mitosis, Meiosis, and the Cell Cycle

Total questions: 38

Worksheet time: 29mins

Name
Class
Date
1.

What stage of interphase does DNA replication occur?

a)

G1

b)

S

c)

G2

2.

Crossing over occurs during prophase I of meiosis. Which statement about crossing over is true?

a)

RNA translation occurs in the smooth endoplasmic reticulum

b)

Crossing over takes place in backterial cells

c)

Crossing over produces genetically identical daughter cells

d)

Crossing over provides genetic diversity in eukaryotic cells

3.

If a person has leukemia, they are given a medicine that inhibits (stops) DNA synthesis. Which phase of the cell cycle will be most affected by this medicine?

a)

G1

b)

S

c)

G2

d)

M phase

4.

What does the image demonstrate

a)

Punnet squares

b)

Crossing over

c)

Metaphase

d)

Dna replication

5.

During prophase I crossing over occurs and genetic material is exchanged between homologous chromosomes. How is this important

a)

Increases genetic variation

b)

Reduces the diploid number to the haploid number

c)

Increases the haploid number to the diploid number

d)

Reduces the probability of mutations

6.

In mitosis, one parent cell -

a)

Forms two identical daughter cells

b)

Forms four identical daughter cells

c)

Forms two genetically diverse daughter cells

d)

Forms four genetically diverse daughter cells

7.

G1, S, and G2 are all phases of

a)

Mitosis

b)

Meiosis

c)

Interphase

d)

Prophase

8.

What are the two parts of the cell cycle?

a)

Interphase and Mitosis

b)

Interphase and Cytokinesis

c)

Interphase and Meiosis

d)

Mitosis and Meiosis

9.

In what part of the Cell Cycle does the cell grow and replicate DNA?

a)

Interphase

b)

Mitosis

c)

Meiosis

d)

Cytokinesis

10.

What is the order of the three phases in interphase?

a)

G1, G2, S

b)

S, G1, G2

c)

G1, S, G2

d)

G1, G2, G3

11.

What would happen if you are injured and the cell cycle is stopped in your body?

a)

You would form cancer

b)

The injury wouldn't heal

c)

You would mutate

d)

The injury would get worse

12.

In one phase of mitosis the chromosomes are attached to spindle fibers and line up in the center of the cell – what phase is this?

a)

Anaphase

b)

Telophase

c)

Prophase

d)

Metaphase

13.

In one phase of mitosis the chromosomes are attached to spindle fibers and line up in the center of the cell – what phase is this?

a)

Anaphase

b)

Telophase

c)

Prophase

d)

Metaphase

14.

How many daughter cells are formed during mitosis?

a)

4

b)

3

c)

2

d)

1

15.

Do the daughter cells formed from mitosis have DNA identical to the parent cells or different to the parent cells?

a)

Identical

b)

Different

c)

Identical but different

16.

In which phase of the cell cycle does a cell spend the longest time?

a)

Interphase

b)

Mitosis

17.

In which process are Gametes produced?

a)

Mitosis

b)

Meiosis

18.

How many pairs of chromosomes do humans have in a cell?

a)

92

b)

46

c)

23

d)

12

19.

What phase of mitosis is shown in D?

a)

Prophase

b)

Telophase

c)

Anaphase

d)

Metaphase

20.

How many daughter cells is made at the end of Meiosis?

a)

4

b)

3

c)

2

d)

1

21.

In what phase of Meiosis 1 is crossing over occurring?

a)

Prophase

b)

Anaphase

c)

Metaphase

d)

Telophase

22.

Which of the following is not a stage of interphase?

a)

Gap 1

b)

Synthesis

c)

Gap 2

d)

Anaphase

23.

During which stage(s) do cells just function as they should producing extra proteins adn forming extra organelles?

a)

g-1 and g-2

b)

synthesis

c)

metaphase

d)

telophase

24.

What happens during synthesis?

a)

DNA is replicated in the nucleus resulting in two identical copies of DNA.

b)

Cells just function as they should.

c)

DNA is replicated in the cytoplasm resulting in two different copies of DNA.

d)

Cells are duplicated.

25.

What are two identical sister chromatids connected at the centromere?

a)

chromosome

b)

chromatid

c)

chromatin

d)

dna

26.

What cell cycle process' prupose is to divide the nucleus to make 2 nuclei with identiacal DNA; split the DNA so the correct half can go in the new cell?

a)

mitosis

b)

meiosis

c)

interphase

d)

cytokinesis

27.

What stage of the cell cycle is this?

a)

Prophase

b)

Anaphase

c)

Metaphase

d)

Telophase

28.

The nuclear membrane dissolves, spindle fibers form towards the center of the cell. and centrioles move to opposite poles of the cell during which phase?

a)

prophase

b)

anaphase

c)

telophase

d)

metaphase

29.

T or F: Metaphase is the longest phase of mitosis?

a)

True

b)

False

30.

What phase of the cell cycle is this?

a)

anaphase

b)

metaphase

c)

telephase

d)

cytokinesis

31.
During which stage of the cell cycle does mitosis and cytokinesis occur?
a)
Interphase
b)
S phase
c)
M phase
d)
G1 phase
32.
During what phase of the cell cycle does the cell grow?
a)
G1 phase
b)
S phase
c)
M phase
d)
Cytokinesis
33.
During what phase of the cell cycle does the cell prepare for mitosis?
a)
G1 phase
b)
S phase
c)
G2 phase
d)
M phase
34.
How many stages are in mitosis?
a)
1
b)
2
c)
3
d)
4
35.
How many stages are in mitosis?
a)
1
b)
2
c)
3
d)
4
36.
Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase. 
a)
prophase, metaphase, telophase, anaphase
b)
prophase, anaphase, metaphase, telophase
c)
prophase, metaphase, anaphase, telophase
d)
prophase, telophase, metaphase, anaphase
37.
Put the following actions in order: DNA replicates, cell grows, cell divides, cell prepares for mitosis. 
a)
DNA replicates, cell grows, cell prepares for mitosis, cell divides
b)
cell grows, cell prepares for mitosis, DNA replicates, cell divides
c)
cell grows, DNA replicates, cell prepares for mitosis, cell divides
d)
DNA replicates, cell prepares for mitosis, cell grows, cell divides
38.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.

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