why did mendel use pea plants in his experiments A. they produced quickly B. they are all male C. they have no alleles D. they are haploid organisms

They produce quickly

Explanation:

Mendel chose pea plants for his experiments because they are easy to raise, have many offspring per mating, can fertilize themselves and have varieties in genotype and phenotype that are easily observable. These characteristics make pea plants ideal in the study of genetics and heredity.

equal distribution i think.