Multiple Choice
In a genetic disorder caused by a recessive allele,scientists cannot directly count those who carry the allele in a population.Why is this the case?
A) There is usually no discernible difference between carriers and non-carriers.
B) Recessive disease alleles are usually lost from the population.
C) The genes are most likely X-linked.
D) The alleles are recessive and therefore are very rare.
E) Environmental factors will mask the disease symptoms.
Correct Answer:

Verified
Correct Answer:
Verified
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