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Unit 16 Reviewer

Total questions: 45

Worksheet time: 24mins

Name
Class
Date
1.

How many daughter cells are produced after meiosis I?

a)

1

b)

2

c)

3

d)

4

2.

What follows after prophase I?

a)

prophase II

b)

metaphase I

c)

metaphase II

d)

anaphase II

3.

What phase most likely is this?

a)

prophase II

b)

telophase II

c)

telophase I

d)

anaphase II

4.

What phase does the chromosomes line up along the equator (middle)?

a)

prophase I and II

b)

metaphase I and II

c)

anaphase I and II

d)

telophase I and II

5.

What phase does the spindle fibers start to form?

a)

prophase I and II

b)

metaphase I and II

c)

anaphase I and II

d)

telophase I and II

6.
What phase is  shown in the picture?
a)
anaphase 1
b)
anaphase 2
c)
metaphase 1
d)

metaphase 2

7.
The process of crossing over occurs in what phase of meiosis?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
8.
This image shows chromosomes during Prophase 1. Which of the following correctly describes the process shown?
a)
segregation of sister chromatids
b)
condensation and segregation of alleles
c)
mutationin which the DNA content of the gene is altered
d)
crossing - over in which alleles are exchanged
9.
The correct order of the phases of mitosis and meiosis could be abbreviated as:
a)
MAPT
b)
PAMT
c)
TPAM
d)
PMAT
10.
The nuclear membrane dissolves during
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
11.
Which of the following phases of mitosis is represented by the diagram below?
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
12.
What phase is shown here?
a)
Anaphase II
b)
Metaphase I
c)
Anaphase I
d)
Telophase II
13.
What phases is shown here?
a)
Prophase II
b)
Prophase I
c)
Anaphase II
d)
Interphase I
14.
What phase is shown here?
a)
Anaphase I
b)
Prophase I
c)
Metaphase II
d)
 Metaphase I
15.
What phase is shown here?
a)
Telophase II
b)
Anaphase II
c)
Metaphase I
d)
Interphase I
16.

If an organism has 24 chromosomes in a body cell, how many will each daughter cell have at the end of meiosis?

a)

6

b)

12

c)

23

d)

24

17.

Which part of meiosis produces diversity in gametes?

a)

DNA replication

b)

Prophase

c)

Crossing-over

d)

Cytokinesis

18.

How many daughter cells does meiosis produce?

a)

1

b)

2

c)

3

d)

4

19.

Meiosis produces daughter cells that are genetically _________ each other.

a)

identical to

b)

different from

c)

superior to

d)

inferior to

20.

The daughter cells produced by meiosis are also called __________.

a)

somatic cells

b)

stem cells

c)

germ cells

d)

gametes

21.

What is the purpose of meiosis?

a)

to help the organism grow

b)

to repair damaged cells

c)

to heal injuries

d)

to create diversity in offspring

22.
What process is shown here?
a)
Genetic Randomization
b)
Cross Over
c)
Allele Switching
d)
Cross Pollination
23.
When does the process shown here happen?
a)
Prophase I
b)
Anaphase II
c)
Interphase II
d)
Telophase I
24.

What kind of cells does meiosis produce?

a)

haploid

b)

diploid

25.

What is the definition of the phenotype?

a)

The physical traits of an organism

b)

The genetic makeup of an organism

c)

The letters eg, Aa

d)

How the genotype is expressed.

26.

Which answer includes the dominant homozygous genotype?

a)

AA

b)

Aa

c)

aa

27.

What is the definition of an allele?

a)

An allele is a variety of a gene.

b)

An allele is the genetic makeup of an organism

c)

An allele is another word for a gene.

28.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
29.
How much of your DNA do you inherit from your mom?
a)
10%
b)
25%
c)
50%
d)
it varies
30.

Which gene controls stem elongation?

a)

TYR

b)

F8

c)

HBB

d)

Le gene

31.

Which chromosomes are involved in sex linked conditions?

a)

11

b)

4

c)

XY

d)

22

32.

At what stage in meiosis independent assortment occurs?

a)

metaphase II

b)

metaphase I

c)

anaphase II

d)

anaphase I

33.

Cluster of genes where structural and regulatory genes are found in prokaryotes.

a)

operon

b)

DNA

c)

hormones

d)

prokaryotes

34.

If black (B) and brown (b) are codominant, what will be the phenotype of Bb?

a)

black

b)

brown

c)

black and brown

d)

none of the above

35.

Alleles D/d and B/b are linked to each other. Allele D - black, d - red; allele B - allows the color of D/d, while b - cancels the color and makes it green. What will be the phenotype of DDBb

a)

black

b)

red

c)

green

d)

white

36.

Alleles D/d and B/b are linked to each other. Allele D - black, d - red; allele B - allows the color of D/d, while b - cancels the color and makes it green. What will be the phenotype of ddbb

a)

black

b)

red

c)

green

d)

white

37.

A tall plant with wide leaves, heterozygous, was bred with short plant with small leaves.

Tall (T) short (t)

wide leaves (L) small leaves (l)

which of the following are the correct genotypes?

a)

TtLl x TtLl

b)

TtLl x ttll

c)

TTLl x ttll

d)

TtLL x ttll

38.

What are the alleles for TtLl?

a)

T, t, L, l

b)

T, L

c)

TL, Tl, tL, tl

d)

Tt, Ll

39.

What are the allele/s for Bb?

a)

B and b

b)

B

c)

b

d)

Bb

40.

There is no significant difference between the expected and observed data.

This is an example of a NULL hypothesis.

a)

True

b)

False

41.

In deciding for the value of degrees of freedom, which one is usually used for Biology- related data?

a)

0.1 or 10%

b)

0.05 or 5%

c)

0.5 or 50%

d)

0.01 or 1%

42.

If the chi-squared value is > than the value of degrees of freedom, the null hypothesis is ___.

a)

rejected

b)

accepted

43.

Cluster of genes where structural and regulatory genes are found in prokaryotes.

a)

operon

b)

lac operon

c)

Lac Z, Lac Y, Lac A

d)

none of the above

44.

In prokaryotes, when lactose is present, it binds to the _____ allowing the regulatory genes to be expressed.

a)

RNA polymerase

b)

repressor

c)

PIF

d)

DELLA

45.

With ____, the RNA polymerase will not be able to bind to _____.

a)

giberrellin, PIF

b)

DELLA protein, giberrellin

c)

DELLA protein, PIF

d)

none of the above