Earlobes can be either attached or detached. The allele for attached earlobes is recessive (e), and the allele for detached earlobes is dominant (E). What must be true if a boy is born with attached earlobes?
A. He has no recessive alleles.
B. He has no E alleles
C. He has one of each allele.
Answers: 1
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Earlobes can be either attached or detached. The allele for attached earlobes is recessive (e), and...
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