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CBA 3.2 - Review

Total questions: 57

Worksheet time: 41mins

Name
Class
Date
1.
An example of a mutation where a piece of chromosome breaks off and attaches to another chromosome is called ___.
a)
trisomy
b)
translocation
c)
inversion
d)
deletion
2.
What process occurs during meiosis that can result in chromosomal disorders?
a)
crossing over
b)
non-disjunction
c)
anaphase I
d)
prophase II
3.

The chromosomal mutation shown in the image is a

a)

deletion

b)

duplication

c)

inversion

d)

translocation

4.
Crossing over occurs in which phase ?
a)
metaphase I
b)
anaphaseII
c)
telophaseII
d)
prohase I
5.
A fertilized egg is called
a)
egg
b)
lettuce
c)
zygote
d)
sperm
6.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
7.
A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?
a)
20
b)
40
c)
80
d)
160
8.
Which letter(s) in the diagram correspond to cells that are haploid? 
a)
A
b)
B
c)
C
d)
A and B
9.

In this pedigree, the shaded individuals represent family members that CAN roll their tongue. How many males in the 2nd generation can roll their tongue?

a)

1

b)

2

c)

3

d)

5

10.

In this pedigree, how many females are in the entire chart?

a)

2

b)

3

c)

5

d)

8

11.

Factors that control traits are

a)

purebreds

b)

genes

c)

recessives

d)

parents

12.

Y= yellow pod

y= green pod


What is the percentage of yellow pod when you cross a hybrid pod plant with a purebred green pod plant?

a)

25%

b)

50%

c)

75%

d)

100%

13.

Which of the following is showing a genotype that would be described as homozygous recessive (purebred)

a)

Dd

b)

dd

c)

DD

d)

dD

14.
A homozygous dominant dog with brown fur is crossed with a heterozygous dog with brown fur. What are the percentages of the possible genotypes?
a)
100% BB
b)
75% BB and 25%Bb
c)
50 % BB and 50% Bb
d)
50% Bb and 50% bb
15.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
16.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
17.

What allele combination should go in the missing box?

a)

AA

b)

Aa

c)

aa

d)

none of these

18.

A single gene has 3 or more alternative forms. These are called

a)

heterozygotes

b)

multiple alleles

c)

epistatic

d)

polygenic

19.
In mice, the homozygous mice are black and white. The heterozygous mice are gray. What pattern of inheritance is expressed in fur color in mice?
a)
complete dominance and recessiveness
b)
co-dominance
c)
incomplete dominance
d)
pleiotropy
20.
If this image were real, it would represent what type of inheritance?
a)
incomplete dominance
b)
codominance
c)
polygenic inheritance
d)
compete dominance
21.
A red flowered plant (RR) breeds with a White flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance.  What percentage of the offspring will have pink (RW) flowers?
a)
0%
b)
25%
c)
50%
d)
100%
22.
What type of inheritance is shown?
a)
complete
b)
incomplete
c)
codominance
d)
sex-linked
23.
What percentage of the offspring will have this recessive disease?
a)
0%
b)
25%
c)
50%
d)
75%
24.
Looking at this pedigree, how many female family members are carriers?
a)
1
b)
3
c)
10
d)
7
25.
What percentage of the female offspring will be a carrier for this recessive disease (a)?
a)
0%
b)
50%
c)
100%
d)
25%
26.

What would you call the failure of one or more pairs of homologous chromosomes or sister chromatids to separate normally during meiosis?

a)

nondisjunction

b)

anaphase I

c)

nondiploidy

d)

karyotype

27.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
28.
How many kids did the mother and father from the first generation have?
a)
2
b)
4
c)
5
d)
6
29.

Which even in meiosis increases genetic diversity in an offspring?

a)

non-disjunction

b)

Crossing over

c)

Interphase

d)

DNA replication

30.

Meiosis produces what type of cells?

a)

diploid

b)

gametes

c)

somatic

d)

prokaryotes

31.

Name this process

a)

Crossing over

b)

DNA replication

c)

Non-disjunction

d)

Interphase

32.

What is the result of Meiosis II?

a)

2 diploid cells

b)

4 diploid cells

c)

2 haploid cells

d)

4 haploid cells

33.

Which statement is correct?

a)

In metaphase, the chromosomes are not paired

b)

In metaphase II, the chromosomes are not paired

c)

In prophase, crossing over occurs

d)

The result of telophase is 4 diploid cells

34.
A dog has 78 chromosomes in its body cells.  What is the diploid number?
a)
78
b)
39
c)
1
d)
100
35.
A Goat has 60 chromosomes in its body cells.  What is the haploid number?
a)
60
b)
30
c)
100
d)
120
36.

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

37.

In Metaphase I, tetrads line up along the _______.

a)

mitotic spindle

b)

centrosomes

c)

equatorial plane

d)

contractile ring

38.

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

39.

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.

40.
This is an example of ___________?
a)
Incomplete dominance
b)
Co-Dominance
41.

In mice coat color is incompletely dominant. Black and white are homozygous. Brown mice are heterozygous.


What is the genotype for a brown mouse?

a)

BB

b)

Bb

c)

bb

42.

In cattle red coats are represented as RR, and white coats are represented as WW.


What is the genotype for Roan color?

a)

RR

b)

RW

c)

WW

43.
this image is an example of
a)
codominance
b)
dominance
c)
incomplete dominance
44.
A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
a)
Incomplete Dominance
b)
Co dominance
c)
Independent assortment
d)
Recessive inheritance
45.

A woman with curly hair and a man with straight hair produced a child with wavy hair:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

46.
What percentage of the female offspring will be a carrier for this recessive disease?
a)
0%
b)
50%
c)
100%
d)
25%
47.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a female who is a carrier for hemophilia?
a)
XHXh
b)
XhXh
c)
XHXH
d)
XhY
48.
Which of the following genotypes belongs in the red box in the Punnett square?
a)
XBXb
b)
XbXb
c)
XbY
d)
XBY
49.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a male with hemophilia?
a)
XHXh
b)
XhXh
c)
XHY
d)
XhY
50.

Mrs. Canal is type A and Mr. Canal is type O. They have three children named Greg, Rosalind and Biff. Greg is type 0, Rosalind is type A and Biff is type AB...

What is Mrs. Canal's genotype? How do you know?

a)

IᴬIᴬ , because Rosalind is A

b)

Iᴮi because Biff is AB

c)

Iᴬi because Greg is type O

d)

ii because it is a universal donor

51.

Mrs. Canal is type A and Mr. Canal is type O. They have three children named Greg, Rosalind and Biff. Greg is type 0, Rosalind is type A and Biff is type AB...

What is Mr. Canal's Genotype?

a)

IᴬIᴬ

b)

IᴮIᴮ

c)

IᴬIᴮ

d)

ii

52.

Punnett Square: Type AB father and type O mother. What are the percentages of each offspring?

a)

Type A: 50%, Type B 0%, Type AB 50%, Type 0 0%

b)

Type A: 50%, Type B 50%, Type AB 0%, Type 0 0%

c)

Type A: 25%, Type B 25%, Type AB 25%, Type 0 25%

d)

Type A: 0%, Type B 0%, Type AB 50%, Type 0 50%

53.

Yellow body color (Y) is dominant to blue body color (y); Squarepants (S) is dominant to roundpants (s).


Spongebob is heterozygous for his yellow body color and his squarepants, while his wife Spongesusie is blue and has roundpants.

Which of the following is Spongebob's genotype?

a)

YySs

b)

YySS

c)

Yyss

d)

yySs

54.

Yellow body color (Y) is dominant to blue body color (y); Squarepants (S) is dominant to roundpants (s).


Spongebob is heterozygous for his yellow body color and his squarepants, while his wife Spongesusie is blue and has roundpants.

Which of the following is Spongesusie's genotype?

a)

YySs

b)

yySS

c)

yyss

d)

yySs

55.

Squarepants (S) is dominant to roundpants (s); Long nose (L) is dominant to a stubby nose (l).


Spongebob’s aunt, who is roundpants, has a cute stubby nose. Her fiancé is a purebred squarepants and is a hybrid for his long nose.

Which of the following is Spongebob aunt's genotype?

a)

SSll

b)

ssll

c)

Ssll

d)

SsLl

56.

Squarepants (S) is dominant to roundpants (s); Long nose (L) is dominant to a stubby nose (l).


Spongebob’s aunt, who is roundpants, has a cute stubby nose. Her fiancé is a purebred squarepants and is a hybrid for his long nose.

Which of the following is Spongebob aunt's fiancé's genotype?

a)

ssLl

b)

SSLl

c)

Ssll

d)

SsLl

57.

Squarepants (S) is dominant to roundpants (s); Long nose (L) is dominant to a stubby nose (l).


They wonder what the chances are of their traits being passed to their offspring. ssll x SSLl


Which of the following correctly describes the phenotypic ratios for their traits?

a)

squarepants w/ long nose: 8/16

squarepants w/ stubby nose: 0

roundpants w/ long nose: 8/16

roundpants w/ stubby nose: 0

b)

squarepants w/ long nose: 0

squarepants w/ stubby nose: 8/16

roundpants w/ long nose: 0

roundpants w/ stubby nose: 8/16

c)

squarepants w/ long nose: 8/16

squarepants w/ stubby nose: 8/16

roundpants w/ long nose: 0

roundpants w/ stubby nose: 0

d)

squarepants w/ long nose: 0

squarepants w/ stubby nose: 0

roundpants w/ long nose: 8/16

roundpants w/ stubby nose: 816

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