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Unit 7 Review Practice Quizziz

Total questions: 49

Worksheet time: 42mins

Name
Class
Date
1.
A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?
a)
0%
b)
25%
c)
50%
d)
75%
2.
Identify the homozygous dominant genotype:
a)
FF
b)
Ff
c)
ff
3.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
4.
What you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
5.

T - tall and t = short

In the punnett square below, what belongs in the missing square

a)

tt

b)

Tt

c)

Bb

d)

TT

6.

B = brown eyes

b = blue eyes

One brother has genotype BB and the other brother has genotype Bb.

Which statement is true about these two brothers?

a)

They have same phenotype and genotype

b)

They have different phenotypes and genotypes

c)

They have same phenotype, but different genotypes

d)

They have different phenotypes, but the same genotype

7.

Which of the following would be a phenotype?

a)

Aa

b)

red hair

c)

heterozygous

d)

DNA

8.

Which of the following genotypes is Purebred? Select 2 answers.

a)

aA

b)

Aa

c)

AA

d)

aa

9.
In the following Punnett Square, R represents red scales and B represents blue scales.  If scale type shows co-dominance in fish, what is the probability of each color in the offspring?
a)
50% blue, 50% red and blue, 0% red
b)
50% purple and 50% blue
c)
100% red and blue
d)
0% red, 0% blue, 100% red and blue
10.
Which choice best represents the genotype of this cross?
a)
1 Yy: 2 yy: 0 YY
b)
2 Yy: 2 yy: 0 YY
c)
3 Yy: 1 yy: 0 YY
d)
1 Yy: 3 yy: 0 YY
11.
This is an example of ___________?
a)
Incomplete dominance
b)
Co-Dominance
12.
This is an example of ___________.
a)
 Incomplete Dominance
b)
 Codominance
13.
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.
14.
If you cross a black chicken with a white chicken, only checkered chickens would be produced.  What kind of inheritance pattern does this follow?
a)
incomplete Dominance
b)
Co-Dominance
15.

What type of inheritance is determined by multiple genes and there can be a range of traits?

a)

Codominance

b)

Incomplete dominance

c)

Polygenic traits

16.
If two parents have type AB blood, what is the probability that their child will have type O blood?
a)
0%
b)
25%
c)
50%
d)
100%
17.
If a father is AA and a mother is AB, what is the probability for a child with AB blood? 
a)
0%
b)
25%
c)
50%
d)
75%
18.

If a persons genotype was AABbCc for height. How many genes do they have for this trait?

a)

6

b)

3

c)

4

d)

5

19.
What percentage of the female offspring will be a carrier for this recessive disease?
a)
0%
b)
50%
c)
100%
d)
25%
20.
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
21.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a male with hemophilia?
a)
XHXh
b)
XhXh
c)
XHY
d)
XhY
22.
Which of the following genotypes belongs in the red box in the Punnett square?
a)
XBXb
b)
XbXb
c)
XbY
d)
XBY
23.
Duchenne muscular dystrophy is a recessive x-linked disorder.
According to the Punnett square, what percentage of male offspring will have the disorder?
a)
0%
b)
25%
c)
50%
d)
100%
24.

If the offsprings have the blood groups O and A the genotype of parents would be

a)

IAIA and IAi

b)

IA i and ii

c)

IAIA and IAIA

d)

IA i and IBi

25.

A personal with type AB blood has which genotype?

a)

type A

b)

AA

c)

IAIA

d)

IAIB

26.

A man with type O blood is accused of being the father of a type B baby. The mother is type A. Could this man be the father?

a)

Yes

b)

No

27.

You and your colleagues are constructing a pedigree for a boy with cystic fibrosis. The individual’s younger brother has also been diagnosed with cystic fibrosis. How would these brothers be represented in a pedigree?

a)

Both would be represented as completely shaded squares.

b)

The older brother would be a shaded square, while the younger brother would be a half-shaded square.

c)

Both would be represented as unshaded squares.

d)

Both would be represented as completely shaded circles.

28.
What genotype is missing from this Punnett Square?
a)
RrYy
b)
RRYY
c)
rryy
d)
RrYY
29.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
30.
How many kids did the mother and father from the first generation have?
a)
2
b)
4
c)
5
d)
6
31.
What do half colored symbols represent?
a)
The individual is a carrier (heterozygous).
b)
The individual expresses the trait.
c)
The individual has both recessive alleles.
d)
The individual has both dominant alleles.
32.
In the second generation-how many people are carriers of the trait?
a)
2
b)
3
c)
5
d)
6
33.
If a trait SKIPS a generation, it is an indication that the trait is....
a)
dominant
b)
recessive
c)
incompletely dominant
d)
co-dominant
34.

This is a pedigree that follows blue eyes which is a recessive trait. What is the phenotype of the mother (circle) in generation 1?

a)

Brown

b)

Blue

c)

1 blue, 1 brown

35.

On a pedigree how do we know if they have the trait?

a)

Not shaded

b)

Shaded

36.
What is the mode of inheritance shown here?
a)
Sex Linked
b)
Autosomal Dominant
c)
Autosomal Recessive
37.
What is the mode of inheritance shown here?
a)
Autosomal Dominant
b)
Autosomal Recessive
c)
Sex Linked Recessive
38.
What is the mode of inheritance shown here?
a)
Autosomal Recessive
b)
Sex Linked
c)
Autosomal Dominant
39.
What is the mode of inheritance shown here?
a)
Autosomal Recessive
b)
Autosomal Dominant
c)
Sex Linked
40.
What is the mode of inheritance shown here?
a)
Autosomal Dominant
b)
Autosomal Recessive
c)
Sex Linked
41.
What is the mode of inheritance shown here?
a)
Autosomal Dominant
b)
Sex Linked
c)
Autosomal Recessive
42.
What is the mode of inheritance shown here?
a)
Autosomal Recessive
b)
Autosomal Dominant
c)
Sex Linked
43.
What is the relationship between person I 1 and III 2?
a)
Father and Son
b)
Father and Daughter
c)
Grandfather and Granddaughter
d)
Uncle and Niece 
44.
If this pedigree shows an autosomal recessive disorder, what MUST the genotype of individual II-3 be?
a)
HH
b)
Hh
c)
hh
d)
None of the above
45.
What type of heredity is shown in the pedigree?
a)
Autosomal Recessive
b)
Sex-Linked
c)
Autosomal Dominant
46.
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
47.

What goes in box 3

a)

Aabb

b)

AABB

c)

AAbb

d)

aaBb

48.
Based off this punnett square, what fraction of the offspring will have wrinkled, yellow seeds?
a)
9/16
b)
3/16
c)
1/16
d)
16/16
49.
A male beetle has the genotype Ttbb. If this beetle mates with a female with genotype TTBb, what is the chance their offspring will have the genotype TtBb?
a)
3/16
b)
4/16
c)
8/16
d)
12/16

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