Question

The Punnett square is for a test cross of two mice that were purebred for two different traits. What will their offspring be? Fill in the white boxes of the Punnett square with all possible offspring genotypes

Answer 1

Answer: All their offsprings will be heterozygous for both traits.

Explanation: The offsprings of this cross will be heterozygous for the two traits. Each the offspring will have one dominant allele and one recessive allele for both traits. All the offsprings will have a genotype of BbEe. B is a dominant allele and b is a recessive allele while E is a dominant allele and b is a recessive allele.