Biology, 21.09.2019 02:30 sabrinakholikov
An unaffected man whose mother had sickle-cell anemia marries an unaffected woman whose father had sickle-cell anemia. which of the following statements about their offspring is not true?
a. about 75% can be expected to have the sickle-cell allele.
b. they must all have the sickle-cell trait.
c. about 50% can be expected to be heterozygous for the sickle-cell allele.
c. they may not have either sickle-cell trait or sickle-cell anemia.
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An unaffected man whose mother had sickle-cell anemia marries an unaffected woman whose father had s...
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