Which of the following best describes the genotypes of the offspring when Mendel crossed true-breeding (pure-breeding) yellow seed plants with true-breeding green seed plants?

A) The offspring had a combination of yellow and green seeds.

B) The offspring were made up of a combination of yellow and green alleles.

C) The offspring had green seeds.

D) The offspring had yellow seeds.

1 answer

Not knowing how they would interact, I would say B.