Question

question 2 1 pts which of the following statements is not true? a genotype is always expressed in the phenotype. traits that are determined by the effect of more than one gene are known as polygenic. environmental factors can alter the effects of genes. most traits are under the control of more than one gene.

Explanation:

In genetics, a genotype is not always expressed in the phenotype. This is due to phenomena like incomplete - dominance, recessiveness, and environmental influence on gene expression. Traits determined by multiple genes are polygenic, environmental factors can affect gene effects, and most traits are polygenic.

Answer:

A. A genotype is always expressed in the phenotype.