Question

part a vocabulary match the definitions on the left with the terms on the right

1. genotypes made of the same alleles
2. different forms of genes for a single trait
3. gene that is always expressed
4. gene that is expressed only in the homozygous state
5. genotypes made of two different alleles

a. alleles
b. dominant
c. heterozygous
d. homozygous
e. recessive

Explanation:

1. Genotypes with the same alleles are homozygous.
2. Different forms of a gene for a single - trait are alleles.
3. A gene that is always expressed is dominant.
4. A gene expressed only in the homozygous state is recessive.
5. Genotypes made of two different alleles are heterozygous.

Answer:

1. D. homozygous
2. A. alleles
3. B. dominant
4. E. recessive
5. C. heterozygous