What must be true for a male individual to be a carrier of a y-linked recessive allele?
a. the gene has no other alleles.
b. the gene is only expressed in females.
c the gene is silenced on the y chromosome.
d. the gene is also found on the x chromosome.

c The gene is silenced on the Y chromosome.

it means

miss jennifer is buying pencils in packs of 12, notebooks in packs of 16, and red pens in boxes of 20. she needs to have the same number of pencils, notebooks, and red pens. how many packs of each type should she buy?

answer mine : )

c

explanation:

i think