& In a disputed parentage case, the child was determined to be blood type O while the mother was blood type A. List the possible genotypes and phenotypes of the male in question that would support the contention that he was the father. What phenotype(s) positively identify or exclude him as the father?
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Expert's answer
2011-03-23T06:39:49-0400
If the child has blood type OO and his mothes has AO type, the father must have O in his genotype: A(AO), B(BO), O(OO). The male phenotype AB exclueds him as father.
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