Mendel's crossing of round-seeded pea plants with wrinkled-seeded pea plants resulted in progeny that all had round seeds.This indicates that the wrinkled-seed trait is
A) codominant.
B) dominant.
C) recessive.
D) rare.
E) abnormal.

Question

Quizplus · Accepted Answer

The fact that all of the progeny have round seeds indicates that the wrinkled-seed trait was not expressed in the offspring. This is consistent with the idea of recessive inheritance, where a trait is only expressed when an individual receives two copies of the recessive allele.

Mendel's Crossing of Round-Seeded Pea Plants with Wrinkled-Seeded Pea Plants