This Question Relates to Mendel's Breeding Experiments with Peas

Multiple Choice

This question relates to Mendel's breeding experiments with peas. Mendel crossed a true-breeding smooth pea plant with a true-breeding wrinkled pea plant. Mendel then crossed the offspring to each other. Which statements are true about the offspring of the second cross? Please select all that apply.

A) All the offspring had smooth peas
B) Half the offspring had a genotype with 1 recessive and 1 dominant allele
C) Half the offspring had smooth peas
D) The offspring of cross 2 had a 3:1 smooth:wrinkled ratio