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closeH Men Gen 2.24.22

Total questions: 10

Worksheet time: 7mins

Name
Class
Date
1.

An organism is a hybrid genotype (Tt) but is appears tall instead of short.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

2.

Person A is smart and has brown hair while Person B is also smart but has blonde hair.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

3.

One gene for the type of earlobes a person will have will be in each gamete.

a)

Law of Dominance

b)

Law of Independent Assortment

c)

Law of Segregation

4.

Why do scientist use Punnett Squares?

a)

A tool scientist use to to see alleles

b)

A tool scientist use to see which alleles are dominant

c)

A tool scientist use to determine possible genotypes for offspring

5.

Fill in the Yellow Box

a)

AA

b)

Aa

c)

aa

6.

How chance the offspring born from this cross will have a homozygous dominant genotype?

a)

25%

b)

50%

c)

75%

d)

100%

7.

What is the mother's genotype?

a)

DD

b)

Dd

c)

dd

8.

Green is dominant to yellow.

The genotype for a yellow plant is...

a)

GG

b)

Gg

c)

gg

d)

all of the choices result in yellow

9.

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

a)

0%

b)

25%

c)

50%

d)

75%

10.

Which two genotypes will have the same phenotype?

a)

Aa and AA

b)

Aa and aa

c)

AA and aa

d)

AA, Aa and aa will all be different phenotypes