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Classical Genetics Quiz #2 Quizziz

Total questions: 57

Worksheet time: 2hrs 40mins

Name
Class
Date
1.
In a certain species of animal, black fur (B) is dominant over tan fur (b).  If two heterozygous parents were crossed what percentage of the offspring would be Homozygous dominant?
a)
0%
b)
25%
c)
50%
d)
75%
2.

Snapdragon flowers display incomplete dominance. Red is dominant to white, but heterozygotes have pink flowers. If a red snapdragon and a pink snapdragon were crossed, what percentage of the offspring would be Red?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

3.

In chickens, feather color is codominant. If a black chicken BB is mated with one that is black and white (BW) what are the chances of having a chicken that is black and white?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

4.

A red flowered plant breeds with a White flowered plant. The gene for petal color in these plants expresses incomplete dominance. What percentage of the offspring will have pink flowers?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

5.

Round seeds (R) are dominant to wrinkled seeds (r) in pea plants. If two heterozygous parents are crossed, what is the genotypic ratio?

a)

1:2:2

b)

2:2

c)

3:1

d)

1:2:1

6.

Sickle cell anemia is an autosomal recessive disorder that affects the ability of blood to clot. If a woman with sickle cell anemia has children with a man who is heterozygous for sickle cell, what are the chances their child will have the disorder?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

7.

Blood type exhibits multiple alleles and codominance. There are 4 blood types: A, B, AB, and O. If a heterozygous type B man and a type AB woman want to have a child, what are the chances that they will have a type B child?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

8.

A man who is homozygous for type A blood marries a woman who is heterozygous for type B. What are the possible genotypes of their children?

a)

AA, AB, AO

b)

BB, AB

c)

AB, AO

d)

Ab

9.

Duchenne muscular dystrophy (DMD) is a recessive sex-linked disorder which results in muscle degeneration. If a mother who is a carrier has children with a man who does not have DMD, what are the chances of their son having the disorder?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

10.
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
11.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a male with hemophilia?
a)
XHXh
b)
XhXh
c)
XHY
d)
XhY
12.

A woman has the genotype of ii for her blood type. Her mother is heterozygous for A type. Which genotype can her father be?

a)

IBi

b)

IBIB

c)

IAIB

d)

IAIA

13.

Fur color in guinea pigs is a codominant trait. A guinea pig with black and white fur has offspring with a guinea pig with white fur. What are the chances their baby will have black fur?

a)

0/4

b)

1/4

c)

2/4

d)

3/4

e)

4/4

14.
Which word means passing of traits from parents to offspring?
a)
heredity
b)
chromosomes
c)
DNA
d)
genetics
15.
__________ is the study of heredity.
a)
ecology
b)
biology
c)
genetics
d)
heredity
16.
Different forms of a gene that control the inheritance of traits are called ___________.
a)
genes
b)
probability
c)
alleles
d)
genotypes
17.
This type of allele is represented by a capital letter and it controls the trait that always shows up in an organism
a)
recessive allele
b)
reproductive allele
c)
sex chromosome
d)
dominant allele
18.
This type of allele is covered up whenever the dominant allele is present and is represented by a lower case letter
a)
dominant allele
b)
recessive allele
c)
codominance
d)
sex chromosome
19.
Which term has the same meaning as heterozygous?
a)
purebred
b)
homozygous
c)
hybrid
d)
allele
20.
Which term has the same meaning as purebred?
a)
homozygous
b)
heterozygous
c)
allele
d)
zygote
21.
Two different alleles for the same trait; one dominant and one recessive =
a)
homozygous
b)
codominant
c)
heterozygous
d)
incomplete dominance
22.
Two alleles are identical; example TT or tt =
a)
purebred or homozygous
b)
heterozygous
c)
traits
d)
phenotypes
23.
A ________ is a organism's physical appearance. (Ex. purple flowers)
a)
allele
b)
phenotype
c)
genotype
d)
trait
24.
A _________ is an organism's gene combination or code. (Ex. Tt)
a)
genotype
b)
phenotype
c)
probability
d)
trait
25.
The mathematical chance that something will happen
a)
phenotype
b)
probability
c)
chance
d)
heterozygous
26.
This tool is used to organize all the possible combinations of offspring from particular parents
a)
lab
b)
codominance
c)
genetics
d)
Punnett Square
27.
This occurs when one allele for a specific trait is not fully expressed
a)
incomplete dominance
b)
codominance
c)
dominant allele
d)
phenotype
28.
This occurs when both alleles of a gene pair are fully expressed
a)
incomplete dominance
b)
codominance
c)
dominant allele
d)
recessive allele
29.
According to the picture, what percentage of offspring will have round shaped eyes if 
A = almond shaped eyes
a = round shaped eyes
a)
0%
b)
10%
c)
50%
d)
100%
30.

If there are 2 plants with the genotypes TT and Tt then the plants would have

a)

the same phenotype

b)

different phenotypes

31.

If the parents are X H X h and X h Y, then what is the percentage that the children will have the recessive trait.

a)

50%

b)

25%

c)

75%

32.

Type A (Ai) blood X type O (ii) blood

what would be the percentage that their offspring would be Type A blood?

a)

25%

b)

50%

c)

100%

33.

A cross involving a single trait is known as?

a)

dihybrid

b)

monohybrid

c)

hybrid

34.
In a dihybrid cross
a)
one trait is crossed.
b)
two traits are crossed.
c)
four boxes are needed for the punnett square.
d)
mom's alleles are dominant.
35.
Using the dihybrid cross and key provided, what is the probability of the offspring being tall and white?
a)
9
b)
2
c)
3
d)
6
36.
In flowers, purple color is dominant to pink and short is dominant to tall. Cross a flower that is heterozygous for both traits with another flower that is pink and tall. What is the percentage of the flowers being pink and short?
a)
75%
b)
25%
c)
4
d)
1/2
37.
parent 1: GgBB
parent 2: ggBb
Find the gametes for parent 1.
a)
GB, GB, gB, gB
b)
gB, gb, gB, gb
c)
Gg, BB, GB, GB
d)
gg, Bb, gB, gb
38.
Which of the following identifies the gametes?
a)
A
b)
B
c)
C
d)
D
39.
Which of the following identifies the phenotypes?
a)
A
b)
B
c)
C
d)
D
40.

What goes in box 3

a)

Aabb

b)

AABB

c)

AAbb

d)

aaBb

41.
What gamete possibilities could come from this parent's genotype?
a)
AB, AB, aB, aB
b)
Ab, AB, Ab, ab
c)
Ab, Ab, Ab, Ab
d)
AB, aB, ab, aB
42.
What gamete possibilities could come from this parent's genotype?
a)
aB, ab, AB, Ab
b)
aB, Ab, AB, AB
c)
AB, aB, AB, Ab
d)
aB, ab, aB, ab
43.
What goes in box 1
a)
AABb
b)
AABB
c)
aabb
d)
AaBb
44.
A roan cow shows co-dominance in fur color (orange and white). What is the phenotype ratio expected if a roan cow and a roan steer mate together?
a)
4: Orange and White
b)
1: Orange : 1 White
c)
2 Orange: 2 Orange and White: 0 White
d)
1: Orange: 2 Orange and White: 1 White
45.
How are Incomplete Dominance and Co Dominance different than a normal Mendelian cross?
a)
There is no difference
b)
The heterozygous genotype has a unique phenotype
c)
There is no heterozygous genotype
d)
There is only one phenotype regardless of genotype.
46.
What are the blood types of the possible children that a woman (type O) and man (type AB) can have?
a)
O and AB
b)
O and A
c)
O and B
d)
A and B
47.

The simplest way to solve a trihybrid cross is using 3 separate punnett squares and then the rules of of probability.

a)

True

b)

False

48.
What type of blood is the universal donor?
a)
AB+
b)
AB-
c)
O+
d)
O-
49.
What antigens are present in a person with type B- blood?
a)
B, only
b)
B and Rh
c)
A and Rh
d)
A, only
50.
What types of antigens are present in a person with O+ blood?
a)
A and B
b)
Rh, only
c)
A, B and Rh
d)
None
51.
What types of antibodies are found in a person with AB- blood?
a)
None
b)
Anti-Rh, only
c)
Anti-A and Anti-B
d)
Anti-A, 
52.
What type(s) of antibodies are in a person with A+ blood?
a)
Anti-A and Anti-Rh
b)
Anti-Rh, only
c)
Anti-B
d)
None
53.
Positive blood types can DONATE to what type(s) of blood?
a)
Negative, only
b)
Positive, only
c)
Both Positive and Negative
54.
What types of blood can a person with AB- RECEIVE?
a)
All types
b)
AB-, A-, B-, O-
c)
AB- and AB+
d)
AB+, A+, B+, O+
55.

Someone with Type A blood also has...

a)

Type A antibodies

b)

Type B antibodies

c)

both Type A & B antibodies

d)

neither Type A nor B antibodies

56.

Someone with both Type A & B antibodies is which blood type?

a)

A

b)

B

c)

AB

d)

O

57.

This determines whether a person's blood type is positive or negative...

a)

Rh factor

b)

platelets

c)

D antibodies

d)

plasma

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