_____ refers to a trait that is affected by many factors, both genetic and environmental, that enhance, halt, shape, or alter the expression of genes, resulting in a phenotype that may differ markedly from the genotype.
A) Polygenic
B) Nonadditive
C) Multifactorial
D) Monozygotic

Question

Quizplus · Accepted Answer

Multifactorial refers to the influence of both genetic and environmental factors on the expression of a trait. Polygenic refers to traits that are controlled by multiple genes, Nonadditive refers to the relationship between alleles where the effect of one allele is not the same as the effect of another allele, and Monozygotic refers to identical twins who originate from a single fertilized egg.

_____ Refers to a Trait That Is Affected by Many