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genetics

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

what is dominant

a)

bb

b)

Bb

2.

what sex chromosome do men have

a)

xx

b)

xy

c)

yy

3.

GENotype covers what

a)

traits

b)

genes

c)

homozygous

d)

chromosomes

4.

what sex chromosome are females

a)

xx

b)

xy

c)

yy

d)

xz

5.

Phenotype covers what

a)

physical

b)

genes

c)

chromosomes

6.

which one over powers

a)

recessive

b)

dominate

7.

Dark brown hair is what

a)

Dominant

b)

hybrid

c)

recessive

8.

small ears are

a)

dominant

b)

hybrid

c)

recessive

9.

dna repair can change the ____

a)

gene

b)

sex

c)

flexibility

d)

skills

10.

the ladies have a ____ so the boy can help make her have a baby

a)

egg

b)

sperm

11.

boys have a ______ to help the female get a baby

a)

egg

b)

sperm

12.

true or false: A guy found cortisones with red wood trees

a)

false

b)

true

13.

if I had hazel eye color what would it be

a)

Dominant

b)

Hybrid

c)

Recessive

14.

if I had a Xx and a Xx what is my chance if xx

a)

75%

b)

100%

c)

25%

d)

0%

15.

Genes affect skin color and so dose the sunlight

a)

true

b)

false

16.

genes only affect heart disease

a)

true

b)

true

c)

false

17.

if I had a XX and XX will I ever get a Xx

a)

No

b)

yes

18.

the sperm and egg determines traits/features

a)

yes

b)

no

19.

would someone with Yy be different from YY

a)

yes only to some genes

b)

no because they have a least a capital Y

20.

a guy found cortisones from pee plants

a)

true

b)

false