Question

Which statement is true about lethal genes?

A) They cannot be maintained in the gene pool because they are always dominant.


B) They can be maintained in a gene pool by heterozygous carriers when the allele is recessive and the individuals reproduce.


C) They can be maintained in a gene pool if the allele is expressed before reproductive age.

Answer 1

the answer is B) They can be maintained in a gene pool by heterozygous carriers when the allele is recessive and the individuals reproduce.

Step-by-step explanation:

i took on the test.

Answer 2

I'm not completely sure, but I'm fairly certain that the answer is B.