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Genetics Basics Vocab Practice

Total questions: 13

Worksheet time: 12mins

Name
Class
Date
1.

Which of the following are PHENOTYPES?

a)

red hair

b)

Gg

c)

Seven Toes

d)

SS

e)

cc

2.

Which of the following are GENOTYPES?

a)

crooked pinky finger

b)

Dd

c)

QQ

d)

Orange teeth

e)

ff

3.

What is an allele?

a)

A slippery, long animal that lives in the water

b)

a version of a trait

c)

a kind of cell that has DNA

d)

If I told you the answer, how are you ever going to learn?

4.

Which of the following represent DOMINANT alleles?

a)

D

b)

Q

c)

v

d)

P

e)

u

5.

Which of the following represent recessive alleles?

a)

R

b)

r

c)

T

d)

H

e)

y

6.

If a DOMINANT and a recessive allele are both present, which one will be expressed? (which one will win?)

a)

A mixture of both traits is the result.

b)

The recessive trait wins.

c)

The dominant trait wins.

d)

They cancel each other out.

7.

The allele (version of a trait) for pink hair is dominant. Which of the following would result in a person with pink hair?

a)

Pp

b)

PP

c)

pp

8.

The allele for blue eyes is recessive (b). The allele for brown eyes is dominant (B). What color eyes does someone with the genotype bb have?

a)

blue

b)

brown

c)

purplish-green

9.

The allele for short haired cats is recessive (s). The allele for long haired cats is dominant (S). Which of the following are genotypes of a long haired cat?

a)

Ss

b)

ss

c)

Ls

d)

SS

10.

Capybaras are the largest rodents on the planet. They can have small ears (e) or large ears (E). This capybara has small ears. Does this capybara express the dominant or recessive trait?

a)

Dominant

b)

recessive

11.

Blue eyes are dominant in huskies. What genotype(s) might this husky have?

a)

BB

b)

Bb

c)

bb

d)

blue eyes

12.

Fluffy feathers (F) are dominant in owls. Flat feathers (f) are recessive. This owl has the genotype Ff. What is his phenotype?

a)

Brown eyes

b)

fluffy feathers

c)

flat feathers

d)

FF

13.

Monsters with red skin have the dominant trait. Which of the following could be the genotype of this monster?

a)

rr

b)

red skin

c)

Rr

d)

RR