Bird Punnet Square

Question

A male and female bird has four unhatched eggs. The female on the left is heterozygous for feather color, while the male on the right is homozygous recessive. We will use B and b to represent the alleles for feather color. Please match the statements below to the corresponding terms, using the information above to guide you.

Male Genotype:

Female Genotype:

Dominant Phenotype:

Recessive Phenotype:

The chance that offspring will be homozygous dominant:

The chance that offspring will be heterozygous:

Chance that offspring will be homozygous recessive:

Answer 1

Male Genotype: bb

Female Genotype: Bb

Dominant Phenotype: Female's feather color

Recessive Phenotype: Male's feather color

The chance that offspring will be homozygous dominant: 0%

The chance that offspring will be heterozygous: 50%

Chance that offspring will be homozygous recessive: 50%