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Cell Division & Reproduction

Total questions: 65

Worksheet time: 49mins

Name
Class
Date
1.
What does NOT happen during interphase?
a)
growth
b)
DNA replication 
c)
obtaining nutrients
d)
cell divison
2.
Cytokinesis is a phase of mitosis. 
a)
True
b)
False 
3.
Cells spend the majority of their lives in
a)
Interphase
b)
Mitosis
c)
Synthesis 
d)
Gap 2
4.

Cells of organisms must go through cell division for?

a)

growth

b)

repair of damaged cells

c)

replacement of dying cells.

d)

All of these

5.

DNA is replicated during ______ of the cell cycle.

a)

Gap 1

b)

Synthesis (S phase)

c)

Gap 2

d)

Gap 0

6.
What is cytokinesis?
a)
This is when two cells merge together to make one giant cell.
b)
The stage where chromosomes migrate to the opposite ends of the cell. 
c)
The stage of the cell cycle where the rest of the cell divides after mitosis is complete.
d)
The stage in which DNA condenses into chromosomes.
7.
What occurs during G1?
a)
Checkpoint after S phase
b)
Chromosomes line up at the equator.
c)
The cell grows and develops.
d)
Spindle fibers separate chromosomes to opposite poles of the cell. 
8.
True or False:
Normal cells grow and divide continuously.
a)
True
b)
False
9.

During most of interphase, DNA is found in a relaxed form called

a)

chromosome

b)

centromere

c)

centriole

d)

chromatin

10.

During mitosis, DNA is found in the condensed form called a

a)

chromosome

b)

centromere

c)

centriole

d)

chromatin

11.

In prophase of mitosis, chromosomes

a)

form and the nuclear envelope disappears.

b)

are pulled toward opposite ends of the cell.

c)

chromosomes line up along the equator of the cell

d)

chromosomes begin to decondense and the two new nuclei begin to form.

12.

In metaphase of mitosis, chromosomes

a)

form and the nuclear envelope disappears.

b)

are pulled toward opposite ends of the cell.

c)

chromosomes line up along the equator of the cell

d)

chromosomes begin to decondense and the two new nuclei begin to form.

13.

In anaphase of mitosis, chromosomes

a)

form and the nuclear envelope disappears.

b)

are pulled toward opposite ends of the cell.

c)

chromosomes line up along the equator of the cell

d)

chromosomes begin to decondense and the two new nuclei begin to form.

14.

In telophase of mitosis, chromosomes

a)

form and the nuclear envelope disappears.

b)

are pulled toward opposite ends of the cell.

c)

chromosomes line up along the equator of the cell

d)

chromosomes begin to decondense and the two new nuclei begin to form.

15.

After mitosis, the cytoplasm and organelles are divided between the two new forming cells in a process called

a)

centriole

b)

chromatin

c)

cytokinesis

d)

centromere

16.

This process is the programmed death of a cell

a)

stem cell

b)

regulation

c)

apoptosis

d)

cytocide

17.

These undifferentiated cells can become specialized cells after receiving a chemical signal.

a)

stem cells

b)

generic cells

c)

blank cells

d)

empty cells

18.

The cell cycle is regulated by this

a)

cyclins

b)

stem cells

c)

cyclin-dependent kinases

d)

both cyclins and cyclin-dependent kinases

19.

When cells go through mitosis repeatedly without entering interphase, this results

a)

arthritis

b)

cancer

c)

mutation

d)

diabetes

20.
The haploid number of human chromosomes is
a)
11
b)
12
c)
23
d)
46
21.
The diploid number of human chromosomes is
a)
23
b)
46
c)
92
22.
Histones are 
a)
proteins wound up in DNA
b)
critical to maintaining the shape of chromosomes
c)
aid in the tight packing of DNA
d)
all of these 
23.
Each identical side of a chromosome is the 
a)
centromere
b)
chromatin
c)
centriole
d)
chromatid
24.
When DNA is in its less coiled, "relaxed," state, between cell divisions, it is called
a)
autosomes
b)
chromatid
c)
chromatin
d)
centromere
25.
Autosomes are
a)
chromosomes found in autotrophs, only
b)
chromosomes that automatically correct all errors in the DNA
c)
chromosomes that determine traits other than sex
d)
chromosomes that determine the sex of the individual
26.
The structure that holds two chromosomes together until they separate for cell division is the
a)
chromatid
b)
chromatin
c)
centromere
d)
cytoplasm
27.
Which of these organisms has more chromosomes than humans?
a)
chimpanzees
b)
potatoes
c)
plums
d)
all of these -- the number of chromosomes does not determine complexity of the organism
28.

A picture or image of a person's chromosomes taken through a microscope

a)

pedigree

b)

centromere

c)

karyotype

d)

none are correct

29.

Chromosomes that do not determine the sex of an individual

a)

autosomes

b)

sex chromosomes

c)

gametes

d)

chromatids

30.

Determine the sex of an individual and are represented by XX or XY

a)

allosomes

b)

autosomes

c)

somatic cells

d)

diploid cells

31.

Haploid in the number of chromosomes they contain (example: sperm or egg)

a)

somatic cells

b)

muscle cells

c)

gametes

d)

neurons

32.

Made of chromatin and become visible during cell division

a)

chromosomes

b)

histones

c)

mitochondria

d)

nucleosomes

33.

Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have ...

a)

16 chromosomes.

b)

46 chromosomes.

c)

8 chromosomes.

d)

4 chromosomes.

34.
Name the phase:
a)
Anaphase
b)
Telophase
c)
Metaphase
d)
Prophase
35.
What is the next phase of mitosis?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
36.

Which phases are in mitosis (select all)?

a)

interphase

b)

prophase

c)

metaphase

d)

cytokinesis

e)

anaphase

37.

how many stages in mitosis

a)

1

b)

2

c)

3

d)

4

38.

During what phase of Mitosis do the chromosomes line up in the Middle

a)

Metaphase

b)

Prophase

c)

Telophase

d)

Anaphase

39.

PMAT helps us remember the correct order of the phases of Mitosis. Which of the following has the phases of Mitosis in the correct Order

a)

Interphase, Mitosis, Cytokinesis

b)

Prophase, Metaphase, Anaphase, Prophase

c)

Anaphase, Telophase, Prophase, Telophase

d)

Prophase, Metaphase, Anaphase, Telophase

40.

In which phase of Mitosis do the Chromosomes pull Apart

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

41.

What is the purpose of Mitosis?

a)

Growth of an organism and Repair of damaged tissue

b)

To help the body get rid of extra cells

c)

To increase the amount of classwork you have to do

d)

To get rid of the nucleus

42.

What is the correct order of the cell cycle?

a)

Interphase, Cytokinesis, Mitosis

b)

Interphase, Mitosis, Cytokinesis

c)

Cytokinesis, Mitosis, Interphase

d)

Anaphase, Telophase, Cytokinesis

43.

One difference between cell division in plant and animal cells is during cytokinesis plant cells have —

a)

cleavage

b)

a cell plate

c)

chromosomes

d)

centrioles

44.

A tomato plant cell has 24 chromosomes. How many chromosomes will each daughter cell have after the cell undergoes a mitotic division?

a)

6 chromosomes each

b)

12 chromosomes each

c)

24 chromosomes each

d)

48 chromosomes each

45.
What phase of mitosis is shown in the picture?
a)
Prophase
b)
Anaphase
c)
Telophase
d)
Metaphase
46.
Chromatid pairs can be seen, spindle fibers form and nuclear membrane disappears
a)
Metaphase
b)
Telophase
c)
Anaphase
d)
Prophase
47.

Check the two correct boxes:

a)

Plant Cell - cell plate; Animal Cell - cleavage furrow

b)

Plant Cell - cleavage furrow; Animal Cell - cell plate

48.
The organelle that helps in cell division and produces spindle fibers.
a)
Chromosome
b)
Centriole
c)
Cytoplasm
d)
Chloroplast
49.
Name the previous phase.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
50.

What phase of mitosis is shown in the picture?

a)

Metaphase

b)

Anaphase

c)

Prophase

d)

Telophase

51.
a)

INCREASES GENETIC VARIATION

b)

TAKES PLACE IN PROPHASE I

c)

CROSSING OVER

d)

ALL ARE TRUE

52.

CROSSING OVER INCREASES

a)

LIFE SPAN

b)

GENETIC VARIATION

c)

THE NUMBER OF OFF-SPRING

d)

ALL ARE TRUE

53.

CROSSING OVER TAKES PLACE DURING

a)

PROPHASE II

b)

PROPHASE I

c)

INTERPHASE

d)

METAPHASE I

54.

WHAT TYPE OF CELLS STORE THE GENETIC INFORMATION THAT IS PASSED TO OFF-SPRING

a)

BODY CELLS

b)

MITOSIS

c)

EGG

d)

SPERM

e)

EGG AND SPERM

55.

MEIOSIS

a)

REDUCES THE NUMBER OF CHROMOSOMES BY ONE HALF

b)

PRODUCES UNIQUE SEX CELLS-1N

c)

ALLOWS TRAITS TO BE PASSED TO OFFSPRING

d)

ALL ARE TRUE

e)

INCREASE GENETIC VARIATION

56.

FERTILIZATION OCCURS WHEN

a)

THE SPERM UNITES WITH THE EGG

b)

THE SPERM UNDERGO MEIOSIS

c)

THE EGG UNDERGOES MEIOSIS

d)

THE EGG AND SPERM UNDERGOES MEIOSIS

57.

MEIOSIS PRODUCES 4 CELLS-THE CHROMOSOME NUMBER IS ...

a)

DIPLOID

b)

HAPLOID

58.

NORMAL HUMANS HAVE 46 CHROMOSOMES, HOW MANY WILL THE GERM CELLS HAVE AFTER MEIOSIS?

a)

46

b)

23

c)

12

d)

92

59.
a)

Prophase

b)

Interphase

c)

Anaphase

d)

Telophase

60.
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
61.
a)
Anaphase
b)
Cytonkinesis
c)
Interphase
d)
Prophase
62.
a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
63.
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.
64.
In mitosis, the two resulting cells are
a)
different from the starting cell and identical to each other.
b)
different from the starting cell and different from each other.
c)
identical to the starting cell and different from each other.
d)
identical to the starting cell and identical to each other.
65.
How many chromosomes do humans have?
a)
46
b)
21
c)
10

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