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Punnett square Quiz B
1) In dogs barking is a dominate trait (B) and howling is recessive. Dog 1 is a heterozygous
barker he is mated with dog 2 who is a howler.
A. What is the dog 1’s genotype? ___________
B. What is the dog 2’s genotype? ___________
C. Complete the Punnett square.
D. What is (are) the expected genotypic
percentages(s)?
E. What is (are) the expected phenotypic
percentages(s)?
2) In human’s curly hair (H) is dominant to straight hair. A man who is homozygous for curly
hair is crossed with a woman who has straight hair.
A. What is the man’s genotype? ___________
B. What is the woman’s genotype? ___________
C. Complete the Punnett square.
D. What is (are) the expected genotypic
percentages(s)?
E. What is (are) the expected phenotypic
percentages(s)?
3) In rabbit’s long hair(L) is dominant to short hair. Rabbit (1) is heterozygous for long hair is
crossed with Rabbit (2) who is also heterozygous for long hair.
A. What is the rabbit 1s genotype? ___________
B. What is the rabbit 2s genotype? ___________
C. Complete the Punnett square.
D. What is (are) the expected genotypic
percentages(s)?
E. What is (are) the expected phenotypic
percentages(s)?