Q1. In a theoretical population, frequency of the B1 allele is 0.5, and the frequency of the B2 allele is 0.5. The B2B2 is a recessive lethal genotype. There are 100 embryos produced. How several are born of each genotype?

Q2. Ella is a normal XX girl who is red-green colorblind. She is pregnant and the father is Terrick who has normal color vision. What is the possibility that – if they have a daughter – the daughter will be red-green colorblind?