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Meiosis vs Mitosis

Total questions: 41

Worksheet time: 31mins

Name
Class
Date
1.

In humans, the haploid number of chromosomes is ____.

a)

23

b)

46

c)

69

d)

92

2.

Which of the following is the best definition for MEIOSIS?

a)

the process of two haploid cells uniting

b)

the counting of chromosomes within a diploid cell

c)

a two-step process that reduces the number of chromosomes in half such that there is only one copy of all the chromosomes

d)

the equational division of a cell into two identical copies

3.

True or False? Before cells undergo meiosis they pass through interphase first.

a)

true

b)

false

4.

What is unique to Prophase I- is that the duplicated chromosomes pair up to form _______.

a)

a centrosome

b)

a tetrad

c)

the mitotic spindle

d)

sister chromatids

5.

In which stage of MEIOSIS does crossing over occur? (The exchange of genetic material between chromosomes in a tetrad.)

a)

Anaphase I

b)

Metaphase I

c)

Prophase I

d)

Telophase I

6.

In Anaphase I, the _________ are separated by the pulling of the spindle fibers to opposite poles of the cell.

a)

homologous pairs of chromosomes

b)

sister chromatids

c)

centromeres

d)

centrosomes

7.

In Anaphase II, the _________ separate.

a)

Homologues

b)

Sister Chromatids

c)

Tetrads

d)

Centrioles

8.

How many cells are formed at the end of Meiosis II?

a)

2

b)

3

c)

4

d)

8

9.

True or False. In Meiosis II, there are TWO cells that go through each phase at the same time.

a)

true

b)

false

10.

Which of the following are CORRECT observations about the differences between MITOSIS and MEIOSIS? (Check all that apply.)

a)

Mitosis produces cells that identical to the parent cell.

b)

Meiosis produces cells that have half the number of chromosomes as the parent cell.

c)

All cells go through INTERPHASE as part of the cell cycle, whether it goes to mitosis or meiosis next.

d)

In both types of cell division, the chromosomes are only duplicated once.

e)

Only in Mitosis, do you see chromosomes pair up to form a tetrad.

11.

The products of MEIOSIS have _______ number of chromosomes.

a)

haploid

b)

diploid

12.

What phase of Mitosis is shown in the picture?

a)

Prophase

b)

Interphase

c)

Metaphase

d)

Telophase

13.

Select the correct description of the picture

a)

Prophase: The cell PREPARES for cell division as chromosomes coil up.

b)

Anaphase: Chromosomes pull APART to ends of the cell.

c)

Teleophase: Chromosomes unwind and start to form TWO new cells.

d)

Metaphase: Chromosomes line up in the MIDDLE

14.

What phase of Mitosis represents the picture?

a)

Prophase

b)

Metaphase

c)

Telophase

d)

Cytokinesis

15.

Which phase of Mitosis is shown in the picture?

a)

Anaphase

b)

Metaphase

c)

Prophase

d)

Telophase

16.

What is the gender of this person?

a)

Male

b)

Female

17.

Karyotypes are pictures of

a)

Cells

b)

Specific genes

c)

Chromosomes

d)

Proteins

18.
When does the process shown here happen?
a)
Prophase I
b)
Anaphase II
c)
Interphase II
d)
Telophase I
19.
The correct order of the phases of mitosis and meiosis could be abbreviated as:
a)
MAPT
b)
PAMT
c)
TPAM
d)
PMAT
20.
The process by which a cell becomes specialized for a specific structure or function.
a)
cell multiplication
b)
cell division
c)
mitosis
d)
cell differentiation
21.
Activation or deactivation of genes by environmental experiences throughout development
a)
turn on genes
b)
gene expression
c)
environmental factors
d)
gene markers
22.

How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though the look and perform completely different?

a)

The two different cells become mutated

b)

The proteins expressed in each cell are different

c)

They actually have different DNA in the two types of cells.

d)

The genome of the different cells changes

23.
The complete instructions for making an organism, consisting of all the genetic material in that organism's chromosomes.
a)
genome
b)
epigenome
c)
genetic markers
d)
RNA codon
24.
The difference between DNA code and the epigenome is that the DNA code is
a)
flexible, while the epigenome is fixed for life
b)
fixed for life, while the epigenome is flexible
c)
determined by the environment, while the epigenome is not
d)
determined by one's stress level, while the epigenome is not
25.
Which factor can affect the epigenome?
a)
nutrition
b)
exercise
c)
stress 
d)
all of these factors can affect the epigenome
26.
Cancer creates abnormal cells by disrupting
a)
the cell cycle
b)
red blood cell formation
c)
DNA replication
d)
ATP synthesis
27.

Cellular "old age" or the point at which a mature cell will no longer divide is called

a)

apoptosis

b)

differentiation

c)

redifferentiation

d)

senescence

28.

Programmed cell death is called

a)

apoptosis

b)

differentiation

c)

telophase

d)

senescence

29.

When examining a cancerous cell under a microscope you would expect to find

a)

more cells in mitosis

b)

more cells in interphase

c)

more cells in senescence

d)

long telomeres

30.

What does DNA stand for?

a)

Deoxyribonucleic acid

b)

ribosenucleic acid

c)

Deoxyribose

d)

Nucleic acid

31.

How many pairs of chromosomes do human cells contain?

a)

23

b)

46

c)

16

d)

32

32.

What is a long coiled strand of DNA and proteins?

a)

gene

b)

RNA

c)

chromosome

d)

genome

33.

Where is DNA found in a human cell?

a)

ribosome

b)

nucleus

c)

cell membrane

d)

cytoplasm

34.
Region of the chromosome where the two sister chromatids attach.
a)
Centriole
b)
Chromatin
c)
Chromatid
d)
Centromere
35.
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.
36.

The structures labeled B are

a)

centriole

b)

chromatid

c)

centromere

d)

cytokinesis

37.
The structure labeled A is a(n)
a)
chromatid
b)
centriole
c)
centromere
d)
chromophere
38.

What is  a single, highly organized and structured piece of DNA, which contains many genes?

a)

Karyotype

b)

Allele

c)

Chromosomes

d)

Trait

39.

Homologous Chromosomes are a combination of how many chromosomes from each parent?

a)

1 from each parent

b)

2 from each parent

c)

1/2 from each parent

d)

23 from each parent

40.

What is an organized picture of all of an organism’s homologous chromosome pairs lined up with each other?

a)

DNA

b)

A Chromosome

c)

Karyotype

d)

Allele

41.

Which set of chromosomes represents a male?

a)

XX

b)

XY

c)

XXY

d)

XYY

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