When true breeding red tulips are crossed with true breeding white tulips, the progeny have pink flowers. This is an example of

A) incomplete dominance.
B) codominance.
C) pleiotropy.
D) epistasis.
E) norm of reaction.

Incomplete Dominance

a genetic phenomenon where the phenotype of a heterozygote is intermediate between the phenotypes of the two homozygotes.

True Breeding

Refers to organisms that produce offspring of the same variety when they self-pollinate or mate with other true-breeding organisms of the same traits.

Pink Flowers

Plant blooms characterized by their pink pigmentation, often resulting from varying phytochemical compositions and genetic factors.