What term describes an organism that has identical alleles for a trait

The ocean layer of a rapid temperature change with deph is known as the

Which best describes how parents affect the genotype of a child? a.the parents decide what to feed their child b.the parents choose whether to educate their child c.the parents allow their child to stay up late d. the parents pass along genes to the child

Which taxon group is more specific, in regards to organisms that are in that group? mammalia animalia