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Worksheets

Inheritance Test Review

Total questions: 25

Worksheet time: 14mins

Name
Class
Date
1.

In the picture, what percent of the offspring could be Heterozygous for this trait?

a)

0%

b)

25%

c)

50%

d)

100%

2.

The study of genes, heredity, and variation is called

a)

Biology

b)

Genetics

c)

Evolution

d)

Chemistry

3.

What type of allele is shown with lowercase letters (a) (f) (t)

a)

Dominant

b)

Recessive

4.

A section of DNA that codes for a protein is called a

a)

chromosome

b)

genetics

c)

protein

d)

gene

5.

Which of the following is an example of a genotype?

a)

Gg

b)

Brown eyes

c)

TT

d)

Wing length

6.

Which of the following genotypes are homozygous?

a)

Hh

b)

PP

c)

ff

d)

BB

7.

If brown fur is dominant to white fur, what color fur does the Bb genotype make?

a)

Brown

b)

White

c)

Tan

8.

What type of inheritance is being shown in this picture?

a)

Mendel's Inheritance

b)

Incomplete Dominance

c)

Codominance

9.

Which of the following are examples of a phenotype?

a)

EE

b)

Ten toes

c)

mm

d)

Having scales

10.

When alleles are dominant together, and both show their trait, this is called:

a)

Mendel's genetics

b)

Incomplete Dominance

c)

Codominance

d)

Blending of traits

11.

Blood type in humans is an example of

a)

Mendel's genetics

b)

Incomplete Dominance

c)

Codominance

12.

Which of the following genotypes are heterozygous?

a)

Rr

b)

YY

c)

gg

d)

Ee

13.

Different versions of a gene are called

a)

chromosomes

b)

alleles

c)

DNA

d)

nucleotides

14.

A CHANGE in DNA is called a

a)

allele

b)

phenotype

c)

mutation

d)

gene

15.

What is the name of this genetic tool?

a)

Pedigree

b)

Punnett Square

c)

Blue Buffalo

d)

Iams

16.

The process of making gametes is called

a)

Mitosis

b)

Meiosis

c)

DNA Replication

d)

Protein Synthesis

17.

What environmental factor determines the sex of sea turtles?

a)

Water

b)

Dryness

c)

Temperature

d)

Wind

18.

In mermaids, blue tails are dominant over red tails. Select the red tail genotype(s)

a)

AA

b)

Aa

c)

aa

d)

red

19.

A type B person has kids with a type O person. Which blood type(s) are possible of their kids?

a)

Type A

b)

Type B

c)

Type AB

d)

Type O

20.

A type AB person has kids with a type O person. Which blood type(s) are possible of their kids?

a)

Type A

b)

Type B

c)

Type AB

d)

Type O

21.
What does a filled in square represent?
a)
Not affected Female
b)
Not affected Male
c)
Affected Male
d)
Affected Female
22.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
23.
What does an open circle represent?
a)
Not Affected Male
b)
Not Affected Female
c)
Affected Male
d)
Affected Female
24.

Is this pedigree tracking a dominant or recessive trait?

a)

Dominant

b)

Recessive

c)

Impossible to tell

25.

Is this pedigree tracking a dominant or recessive trait?

a)

Dominant

b)

Recessive

c)

Impossible to tell