A gene controlling flower colour also controls the colour of the stem and seed coat. This phenomenon is known as
A) expressivity.
B) pleiotropy.
C) epistasis.
D) imprinting.
E) codominance.

Question

Quizplus · Accepted Answer

Pleiotropy occurs when one gene influences multiple, seemingly unrelated phenotypic traits, such as a gene affecting both flower color and the color of the stem and seed coat.

A Gene Controlling Flower Colour Also Controls the Colour of the Stem