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Worksheets

Review

Total questions: 15

Worksheet time: 14mins

Name
Class
Date
1.

Click on all heterozygous or hybrid genotypes:

a)

GG

b)

rr

c)

Dd

d)

Yy

e)

Ee

2.

Click on all homozygous or purebred genotypes:

a)

GG

b)

rr

c)

Dd

d)

Yy

e)

Ee

3.
Dominant alleles are represented by a(n)
a)
phenotype
b)
lower case letter
c)
upper case letter
d)
punnett square 
4.

The hair form gene shows incomplete dominance. If your genotype is SS, you will have straight hair. If your genotype is CC, you will have curly hair. If your genotype is SC, you will have wavy hair. Mr. and Mrs. Anderson both have wavy hair (SC). What percentage of their children will also have wavy hair (SC)?

a)

25%

b)

50%

c)

75%

d)

100%

5.

This is an example of ---

a)

Incomplete dominance

b)

Codominance

6.

Snap dragon color is a incomplete dominant trait. A red flower (RR) is crossed with white flower (WW)? What color are flowers that are RW?

a)

Red and white spotted

b)

Red

c)

Pink

d)

White

7.

This is an example of ---

a)

Incomplete dominance

b)

Codominance

8.

This is an example of ---

a)

Incomplete dominance

b)

Codominance

9.

A blue fish (BB) and a red fish (RR) can make a blue and red fish (BR). This is an example of...

a)

Codominance

b)

Incomplete Dominance

c)

Complete Dominance

10.

This is an example of...

a)

Codominance

b)

Incomplete Dominance

c)

Complete Dominance

11.

This is an example of ---

a)

Incomplete dominance

b)

Codominance

12.

Click on all homozygous or purebred genotypes:

a)

GG

b)

rr

c)

Dd

d)

Yy

e)

Ee

13.

Gray fur (G) is dominant to white fur (g) in monsters. This is an example of...

a)

Codominance

b)

Incomplete Dominance

c)

Complete Dominance

14.

A red cow (RR) and a white cow (WW) can make a red and white cow (RW), sometimes called a roan cow. This is an example of...

a)

Codominance

b)

Incomplete Dominance

c)

Complete Dominance

15.

Incomplete dominance occurs in cats, which allows them to be Black, White, or gray as shown on this Punnett square. What percentage of the offspring will be gray?

a)

25

b)

50

c)

75

d)

100