18-11-2020
Biology

contestada

the widows peak that is seen in some people is an example of what type of trait?
A. single-gene
B. polygenic
B. abnormal

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Lianne021 Lianne021

18-11-2020

Answer:

A. single-gene

Explanation:

It is controlled by a single gene that has two alleles. The allele for a widow's peak is dominant over the allele for a hairline with no peak.

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