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Unit #5 Mitosis & Meiosis

Total questions: 41

Worksheet time: 27mins

Name
Class
Date
1.

Which is most likely a cancer treatment?

a)

a drug that kills only very small cells

b)

a drug that kills only very large cells

c)

a drug that kills only slowly dividing cells

d)

a drug that kills only rapidly dividing cells

2.

What describes the DNA before Mitosis occurs?

a)

centromere

b)

chromosomes

c)

chromatin

d)

centrioles

3.

What is the purpose of the cell cycle?

a)

To create new cells for growth and repair

b)

repairs old cells

c)

makes proteins

d)

absorbs nutrients

4.

What happens during the S phase?

a)

growth

b)

chromosomes line up in the middle

c)

DNA is replicated

d)

cytoplasm splits

5.

Which is a benefit of meiosis?

a)

It increases mutations

b)

It increases genetic variability

c)

It decrease the number of chromosomes

d)

It increases the number of chromosomes

6.

What type of cells are produced as a result of Meiosis?

a)

four diploid cells

b)

two diploid cells

c)

four haploid cells

d)

two haploid cells

7.

If the diploid number of chromosomes in a cat is 60, what is the haploid number of chromosomes?

a)

10

b)

20

c)

30

d)

60

8.

What process increases genetic variability in organisms?

a)

mitosis

b)

asexual reproduction

c)

DNA replication

d)

meiosis

9.

What is the outcome of crossing over in Meiosis?

a)

increased genetic variation

b)

decreased genetic variation

c)

increased number of chromosomes

d)

decreased number of chromosomes

10.

What process is used to make new body cells?

a)

Meiosis

b)

sexual reproduction

c)

Mitosis

d)

crossing over

11.

During which phase of Mitosis do Chromosomes line up along the middle of the cell?

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

12.

Which provides the accurate order of the cell cycle process?

a)

prophase, anaphase, metaphase, telophase, cytokinesis

b)

Interphase, prophase, anaphase, metaphase, telophase, cytokinesis

c)

prophase, metaphase, anaphase, telophase

d)

interphase, prophase, metaphase, anaphase, telophase, cytokinesis

13.

How are mitosis and meiosis similar?

a)

both need DNA to replicate

b)

both have two cell divisions

c)

both have crossing over

d)

both are asexual reproduction

14.

If a cell were undergoing mitosis and it has 16 chromosomes, how many chromosomes would be found in the cells produced?

a)

two cells with 8 chromosomes

b)

two cells with 16 chromosomes

c)

four cells with 8 chromosomes

d)

four cells with 16 chromosomes

15.
When a cell is not actively dividing, it is in what phase?
a)
interphase
b)
anaphase
c)
prophase
d)
telophase
16.
What portion of the cell cycle involves the actual dividing?
a)
interphase
b)
mitosis
c)
Gap 1
d)
Gap 2
17.

When a cell divides, what do we call the new cells?

a)

mother cells

b)

father cells

c)

daughter cells

d)

son cells

18.
What is the name of the process in which DNA (genetic information) is exchanged during meiosis?
a)
crossing under
b)
crossing over
c)
melding
d)
blending
19.
In meiosis, the haploid number of chromosomes in a human sex cell is:
a)
46
b)
92
c)
22
d)
23
20.

Chromosomes that have corresponding traits (have the same information) from each parent are called:

a)

Heterogeneous chromosomes

b)

homologous chromosomes

c)

Mother and Father chromosomes

d)

Grandmother and grandfather chromosomes

21.
Another name for a sex cell is a:
a)
gamete
b)
embryo
c)
bone cell
d)
muscle cell
22.
After meiosis is complete, the new cells:
a)
are all identical
b)
are all different
c)
are half identical and half different
d)
are all stretched out
23.
A is:
B is:
C is:
a)
A: chromatid
B: centromere
C: chromosome
b)
A: chromosome
B: chromatid
C: centromere
c)
A: chromosome
B: centromere
C: chromatid
d)
A: centromere
B: chromosome
C: chromatid
24.
The process on the left is:
The process on the right is:
a)
Left: meiosis
Right: meiosis
b)
Left: meiosis
Right: cloning
c)
Left: mitosis
Right: meiosis
d)
Left: mitosis
Right: mitosis
25.
Place these cells in order of mitosis.
a)
A, B, C, D, E
b)
B, E, D, A, C
c)
C, E, A, D, B
d)
B, D, A, E, C
26.
What scientific process is being shown?
a)
Mixing
b)
Crossing under
c)
Crossing over
d)
square dancing
27.
Most of the cells in the human body are produced by
a)
mitosis
b)
meiosis
28.
A cat has a total of 38 chromosomes in its body cells.  How many in its gametes?
a)
38
b)
19
c)
76
d)
10
29.
Which of the following occurs only in meiosis?
a)
crossing over between homologous chromosomes
b)
pulling apart of sister chromatids
c)
splitting of cytoplasm
d)
repication of DNA in interphase
30.
Which of the following does NOT describe meiosis?
a)
sexual reproduction
b)
reduction division
c)
increases genetic variation
d)
produces identical copies
31.
Gametes can be described by ALL of the following EXCEPT
a)
sperm cells
b)
egg cells
c)
haploid cells
d)
body cells
32.

What phase is this?

a)

Cytokinesis

b)

Interphase

c)

Anaphase

d)

Metaphase

33.

What phase is this?

a)

Anaphase

b)

Cytonkinesis

c)

Interphase

d)

Prophase

34.

What phase is this?

a)

Anaphase

b)

Cytokinesis

c)

Telophase

d)

Metaphase

35.

What phase is this?

a)

Cytokinesis

b)

Anaphase

c)

Telophase

d)

Prophase

36.

What phase is this?

a)

Prophase

b)

Interphase

c)

Anaphase

d)

Telophase

37.
Human eggs and sperm are _____, and each has ____ chromosomes.
a)
diploid, 23
b)
diploid, 46
c)
haploid, 23
d)
haploid, 46
38.
Bacteria reproduce asexually by a process called 
a)
replication
b)
meiosis
c)
splitting in two
d)
binary fission
39.
What part of our cells holds our DNA?
a)
cytoplasm
b)
cell membrane
c)
nucleus
d)
ribosomes
40.
In which type of cells will mitosis occur?
a)
egg cells
b)
germ cells
c)
jail cells
d)
Somatic cells
41.
What type of environmental factors can be the cause of cancer?
a)
radiation from x-rays or the sun
b)
chemicals
c)
smoking
d)
all of the options

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