A tall plant mates with itself and produces all tall offspring.This cross is repeated for many generations with the same results.The parental plant is most likely
A) heterozygous.
B) completely dominant.
C) mutated.
D) true-breeding.

Question

Quizplus · Accepted Answer

The fact that the plant consistently produces all tall offspring for many generations indicates that it is true-breeding. True-breeding refers to organisms that produce offspring of the same variety (with the same traits) when self-fertilized or when crossed with another true-breeding organism for the same trait.

A Tall Plant Mates with Itself and Produces All Tall