Acouple with a newborm baby is troubled that the child does not resemble either of them. suspecting that a mix-up occurred at the hospital, they check the blood type of the infant and find that it is type o. as the father is type a and the mother type b, they conclude that a mix-up must have occurred.[hint: blood group is example of co-dominance] (3 pts.) child can have blood type(s): , b , c child can never have blood type(s): a is the couple correct? show your work below and explain your reasoning. [hint: there is only one possible punnette square) p1- p2 7. in humans, the allele for free earlobes is dominant to the allele for attached earlobes and is not sex-linked. a woman with attached earlobes has children with a man who is heterozygous for free earlobes. deduce the following: a) genotype of mother attaned earlobes rgd