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Worksheets

Blood Type Multiple Alleles

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

For the square that has OO in the bottom right. What would be the missing allele on the top? (A ____ )

a)

A

b)

B

c)

O

d)

OO

2.

What is the genotype of a person with type A blood, who had a father with type O blood?

a)

AB

b)

AO

c)

AA

d)

OO

3.

A woman has type B blood and her husband has type O blood. What must be the woman's genotype, if they have a child with type O blood?

a)

BO

b)

BB

c)

OO

d)

B

4.

A single gene has 3 or more alleles. These are called

a)

multiple genes

b)

multiple alleles

c)

codominance

d)

polygenic traits

5.

If a father is IA IA and a mother is AB, what is the probability for a child with AB blood? 

a)

0%

b)

25%

c)

50%

d)

75%

6.

The "clumping" of cells when testing for blood type is called _________

a)

clotting

b)

agglutination

c)

thrombosis

d)

hemalysis

7.

A person with a Type A Phenotype would have what potential genotypes?

a)

IAIA

b)

IAi

c)

ii

d)

IAIB

8.

What are the 4 possible phenotypes for human blood type?

a)

Type A

b)

Type B

c)

Type BB

d)

Type AB

e)

Type O

9.

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%

10.

AB blood type is an example of what type of inheritance? Both alleles show in the phenotype

a)

complete dominance

b)

incomplete dominance

c)

codominance

d)

polygenic inheritance

11.

Write the GENOTYPE for a person who is homozygous for type B blood

(a)  

12.

What is NOT a possible genotype for someone with type B blood?

a)

BB

b)

AB

c)

BO

13.

What type of inheritance pattern does the ABO blood group represent?

a)

Incomplete Dominance

b)

Codominance

c)

Multiple Alleles

d)

Polygenic Inheritance

14.

What is the genotype of a person with type B blood, who had a mother with type O blood?

a)

AB

b)

BO

c)

BB

d)

OO

15.

A man has type AB blood and his wife has type O blood. What are the possible blood types of their children?

a)

A and B

b)

A, B, and O

c)

AB and O

d)

A, B, AB, and O

16.

Which of the following blood types is an example of codominance?

a)

Type A

b)

Type B

c)

Type AB

d)

Type O

17.

If a mother is I^B I^B and a father is I^A i, what is the probability for a child with type B blood?

a)

0%

b)

25%

c)

50%

d)

75%

18.

What are the possible genotypes for a person with type O blood?

a)

I^A I^A

b)

I^B I^B

c)

I^A I^B

d)

ii

19.

A person with a Type B Phenotype would have what potential genotypes?

a)

I^B I^B

b)

I^B i

c)

ii

d)

I^A I^B

20.

What is the probability of a child having type O blood if both parents have type A blood with genotype I^A i?

a)

0%

b)

25%

c)

50%

d)

75%

21.

Which blood type is known as the universal donor?

a)

Type A

b)

Type B

c)

Type AB

d)

Type O

22.

If a father is I^A i and a mother is I^B i, what is the probability for a child with type AB blood?

a)

0%

b)

25%

c)

50%

d)

75%

23.

What is the main reason for the existence of multiple alleles in blood types?

a)

Mutation

b)

Genetic drift

c)

Natural selection

d)

Genetic variation

24.

Which blood type is considered the universal recipient?

a)

Type A

b)

Type B

c)

Type AB

d)

Type O

25.

What is NOT a possible genotype for someone with type A blood?

a)

AA

b)

AO

c)

AB

d)

OO