A trait controlled by more than one gene is an example of _____.?

Question

a) incomplete dominance

b) complete dominance

c) codominance

d) polygenic inheritance

Answer 1

d) polygenic inheritance

Polygenic inheritance, also known as quantitative or multifactorial inheritance refers to inheritance of a phenotypic characteristic (trait) that is attributable to two or more genes and their interaction with the environment. Unlike monogenic traits, polygenic traits do not follow patterns of Mendelian inheritance (qualitative traits). Instead, their phenotypes typically vary along a continuous gradient depicted by a bell curve.

Answer 2

D.  polygenic inheritance.  Examples would be skin, eye, hair color,and height of body