Which of the following terms refers to a situation where a single phenotypic character is determined by the additive effects of two or more genes?
A) incomplete dominance
B) codominance
C) pleiotropy
D) polygenic inheritance

Question

Quizplus · Accepted Answer

Polygenic inheritance refers to a situation where a single phenotypic character is determined by the additive effects of two or more genes. Incomplete dominance and codominance refer to situations where there is not a clear dominant allele and the phenotype is a blend of the two alleles or both alleles are expressed, respectively. Pleiotropy refers to a single gene affecting multiple traits.

Which of the Following Terms Refers to a Situation Where