WorksheetsGenotype, Phenotype, & Punnett Squares
Total questions: 20
Worksheet time: 2hrs 40mins
lower case
weaker
In the punnett square below, what belongs in the missing square
The genotype for a yellow plant is...
g
B = brown fur b = white fur
If two heterozygous parents reproduce, what is the probability that the offspring will have white fur?
Which of the following genotypes is homozygous recessive?
Two brown eyed parents with the genotype Bb have a baby. What is the chance the baby has blue eyes?
Aa, DD, and yy are all examples of
Genotype refers to...
both yellow and green are dominant
If the dominant trait is having freckles (F) and the recessive trait is no freckles (f), which allele combination(s) below would represent a person who has freckles? (select all that apply)
FF
Ff
ff
What belongs in the last box?
RR
Rr
rr
ff
Look at the punnett square. What is the probability that the offspring would have a homozygous genotype?
100%
75%
50%
25%
0%
If red petals are dominant in flowers, what would a homozygous dominant flower's genotype look like?
RR
Rr
rr
Hair is dominant to no hair. A guinea pig who is hairless will have which genotype?
HH
Hh
hh
heterozygous
Cindy's genotype is Gg and her husband's genotype is homozygous recessive. What are all of the possible genotype(s) of Cindy and her husband's future child? **SELECT ALL THAT APPLY**
GG
Gg
gg
Straight hairlines are recessive and widow's peak harilines are dominant. If a man who is homozygous dominant reproduces with a woman with a straight hairline, what are the possible genotype(s) of their children? **SELECT ALL THAT APPLY**
HH
Hh
hh
