Primroses have white flowers when grown above 32°C but red flowers when grown at 24°C. This interaction between phenotypic expression and environment is an example of
A) epistasis.
B) polygenictraits.
C) pleiotropy.
D) environmental influence.
E) codominance.

Question

Quizplus · Accepted Answer

This is an example of environmental influence because the color of the primroses' flowers changes in response to the temperature at which they are grown, demonstrating how environmental conditions can affect the expression of genetic traits.

Primroses Have White Flowers When Grown Above 32°C but Red