Question #6424043Single Choice
Biology
Question
A person has free earlobes (dominant trait). His father has attached earlobes (recessive trait). What can we infer about this person's genotype?
Options
A
He must be homozygous dominant.
B
He must be heterozygous.
C
He could be either homozygous dominant or heterozygous.
D
He must be homozygous recessive.
Answer & Analysis
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