Q1. In humans there are three alleles at ABO locus causing blood sorts A, B, AB, and O. How various genotypic and phenotypic combinations are possible in the offspring of a brown-eyed, red-haired, taster man with AB blood group (Bb rr Tt AB) married to the blue-eyed, non-red haired, taster with type A blood (bb Rr Tt AO) woman?

Q2. Can EDTA promote the dissociation of animal cell tissue? If the answer is No, explain why EDTA cannot promote the dissociation of animal cell tissue. If the answer is yes, describe how EDTA promotes the dissociation of animal cell tissue.