8. A man has attached earlobes, whereas his wife has free earlobes. Their first child, a boy, has attachedearlobes. a. If the phenotypic difference is assumed to be due to two alleles of a single gene, is it possible thatthe gene is X linked? [1] b. Is it possible to decide if attached earlobes is a dominant or recessive trait? [1]… Show more Biology Science Microbiology BIOL 300 Share QuestionEmailCopy link Comments (0)