Question

What are the fixed alleles in the human species?
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A. The alleles that are on the most chromosomes
B. The alleles that change most often
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c. The alleles that no one has
D. The alleles that everyone has

Answer 1

The answer is going to be D

Answer 2

Fixed alleles in humans are alleles for which all humans are homozygous. Obviously, many human characteristics are not fixed.

What do fixed alleles mean?

•  An allele for which all members of the population under study are homozygous, such that no other alleles exist for that locus in the population.

Learn more about fixed alleles here.

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