Question

If an organism is homozygous for a particular trait, the organism
A.
is missing alleles on the chromosomes in a chromosome pair.
B.
has the same allele on both chromosomes in a chromosome pair.
C.
has extra alleles on both chromosomes in a chromosome pair.
D.
has different alleles on the chromosomes in a chromosome pair.

Answer 1

The correct answer is:

B. has the same allele on both chromosomes in a chromosome pair.

Homozygous means that an organism has two identical alleles for a particular trait.