Question

which describes the mating of organisms that have different homozygous alleles for a single trait?
monohybrid cross
di hybrid cross
homozygous cross
heterozygous cross

Explanation:

A monohybrid cross involves the mating of organisms that have different homozygous alleles for a single trait. A dihybrid cross is for two traits. A homozygous cross usually implies two homozygous - same - allele organisms mating. A heterozygous cross involves a heterozygous organism in the mating.

Answer:

A. monohybrid cross