So they are both heterozygous for tasting PTC. Sometimes this is called, "Carrying the recessive gene."

Question

"Hetero" means ________, so remember that "Heterozygous" would mean that the genotype has different alleles (1 dominant and 1 recessive)-- this is why they "carry" the recessive gene (it's there, but the dominant will cover it up)

A.Same

B.Diffferent

C.Weird

DEqual

Answer 1

B. Different

"Hetero" means different, so "heterozygous" refers to having two different alleles for a particular gene (one dominant and one recessive).