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Genetics- Animal Science

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

Which shows a correct Heterozygous pairing of alleles?

a)

Aa

b)

aA

c)

AA

d)

aa

2.

Which shows a correct Homozygous recessive pairing of alleles?

a)

Aa

b)

aA

c)

AA

d)

aa

3.

Which show a correct Homozygous Dominant pairing of alleles?

a)

Aa

b)

aA

c)

AA

d)

aa

4.

If having a Spotted Coat is Dominant and a Solid coat is Recessive then what would the following Allele Combination’s PHENOTYPE be?—-> Tt

a)

Spotted

b)

Striped

c)

Solid

5.

If having a Spotted Coat is Dominant and a Solid coat is Recessive then what would the following Allele Combination’s PHENOTYPE be?—-> TT

a)

Spotted

b)

Striped

c)

Solid

6.

If having a Spotted Coat is Dominant and a Solid coat is Recessive then what would the following Allele Combination’s PHENOTYPE be?—-> tt

a)

Spotted

b)

Striped

c)

Solid

7.

If a parent’s Genotype was Dd what possible combination of alleles couldnit give to it’s offspring?

a)

Only D

b)

D & d

c)

Only d

8.

If a parent’s Genotype was dd what possible combination of alleles could it give to its offspring?

a)

Only D

b)

D &/or d

c)

Only d

9.

If a parent’s Genotype was Aa,DD what possible combination of alleles they could give to it’s offspring?

a)

Aa

b)

AD

c)

aD

d)

Ad

e)

DD

10.

If a parent’s Genotype was AA,DD what possible combination of alleles they could give to it’s offspring?

a)

Aa

b)

AD

c)

aD

d)

Ad

e)

DD

11.

If a parent’s Genotype was aa,DD what possible combination of alleles they could give to it’s offspring?

a)

Aa

b)

AD

c)

aD

d)

Ad

e)

DD

12.

If a parent’s Genotype was aa,Dd what possible combination of alleles they could give to it’s offspring?

a)

Aa

b)

AD

c)

aD

d)

Ad

e)

ad

13.

If a parent’s Genotype was Aa,Dd what possible combination of alleles they could give to it’s offspring?

a)

Aa

b)

AD

c)

aD

d)

Ad

e)

ad

14.

Parents can only give half their genetic information to their offspring, therefore a Heterzygous Animal (Aa) can give A or a.

a)

True

b)

False

15.

Parents can only give half their genetic information to their offspring, therefore a Homozygous Animal (aa) can give Only a.

a)

True

b)

False

16.

If I tell you a parent is Heterozygous for Brown eyes. Which allele is recessive?

Brown vs Green eyes

a)

Green

b)

Brown

17.

If I tell you a parent is Homozygous Dominant for Purple flowers. Which allele is dominant?

Purple vs Yellow flowers

a)

Yellow

b)

Purple

18.

Is the recessive allele going to be shown over the dominant?

a)

Yes Recessive is seen over the dominant

b)

No, Recessive is covered up by dominant