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Worksheets

Genotype & Phenotype

Total questions: 40

Worksheet time: 31mins

Name
Class
Date
1.

AA

a)

Genotype

b)

Phenotype

2.

Aa

a)

Genotype

b)

Phenotype

3.

aa

a)

Genotype

b)

Phenotype

4.

Two of the same allele

a)

Genotype

b)

Phenotype

5.

Two different alleles

a)

Genotype

b)

Phenotype

6.

One allele for brown eyes and one allele for blue eyes

a)

Genotype

b)

Phenotype

7.

Having Down Syndrome

a)

Genotype

b)

Phenotype

8.

Blue eyes

a)

Genotype

b)

Phenotype

9.

Curly hair

a)

Genotype

b)

Phenotype

10.

Having diabetes

a)

Genotype

b)

Phenotype

11.

Colorblind

a)

Genotype

b)

Phenotype

12.

Stripes

a)

Genotype

b)

Phenotype

13.

Six feet tall

a)

Genotype

b)

Phenotype

14.

Facial hair

a)

Genotype

b)

Phenotype

15.
Which of the following is heterozygous
a)
FF
b)
tt
c)
Gg
d)
RR
16.
Which of the following is homozygous recessive?
a)
rr
b)
AA
c)
TT
d)
Ff
17.
Which of the following is homozygous dominant?
a)
Jj
b)
Rr
c)
MM
d)
ee
18.
The physical appearance of a trait is known as the-
a)
genotype
b)
phenotype
c)
characteristics
d)
intelligence
19.
How many letters does a genotype contain?
a)
1
b)
2
c)
3
d)
4
20.
What you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
21.

How do you classify the following genotype : AA

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

22.

How do you classify the following genotype : Ee

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

23.

How do you classify the following genotype : Ii

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

24.

How do you classify the following genotype : Mm

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

25.

How do you classify the following genotype : ff

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

26.

How do you classify the following genotype : Bb

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

27.

How do you classify the following genotype : HH

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

28.

If Purple Flowers (P) are dominant over white flowers (p), what would the phenotype be for a Pp genotype?

a)

Purple flowers

b)

White flowers

c)

Not enough information

29.

If Purple Flowers (P) are dominant over white flowers (p), what would the phenotype be for a pp genotype?

a)

Purple flowers

b)

White flowers

c)

Not enough information

30.

If Purple Flowers (P) are dominant over white flowers (p), what would the phenotype be for a PP genotype?

a)

Purple flowers

b)

White flowers

c)

Not enough information

31.

If Brown eyes (B) are dominant over blue eyes (b), what would the phenotype be for a bb genotype?

a)

Brown Eyes

b)

Blue Eyes

c)

Green Eyes

32.

If Brown eyes (B) are dominant over blue eyes (b), what would the phenotype be for a Bb genotype?

a)

Brown Eyes

b)

Blue Eyes

c)

Green Eyes

33.

If Brown eyes (B) are dominant over blue eyes (b), what would the phenotype be for a BB genotype?

a)

Brown Eyes

b)

Blue Eyes

c)

Green Eyes

34.

If straight hair (S) is dominant to curly hair (s) - what are the possible Genotype(s) for curly hair?

a)

ss only

b)

SS only

c)

SS or Ss

d)

Curly Hair

e)

Straight Hair

35.

If straight hair (S) is dominant to curly hair (s) - what are the possible Genotype(s) for straight hair?

a)

ss only

b)

SS only

c)

SS or Ss

d)

Straight Hair

e)

Curly Hair

36.

If pointed heads (P) are dominant to round heads (p) - what are the possible Genotype(s) for pointed heads?

a)

pp only

b)

PP only

c)

PP or Pp

d)

pointed head

e)

round head

37.

If pointed heads (P) are dominant to round heads (p) - what are the possible Genotype(s) for round heads?

a)

pp only

b)

PP only

c)

PP or Pp

d)

pointed head

e)

round head

38.

How many alleles do you have for each trait?

(a)  

39.

Six feet tall

a)

Genotype

b)

Phenotype

40.

Facial hair

a)

Genotype

b)

Phenotype