Which Statement Best Reflects Genetic Determinism

Multiple Choice

Which statement best reflects genetic determinism?

A) Exposure to cigarette smoke alters the expression of the Zyh gene.
B) Individuals with certain mutations in the FOXP2 gene have difficulty processing language.
C) Upon changes in their social status, monkeys show changes in the genes that produce stress hormones.
D) Identical twins vary in the contents of their microbiome.
E) Alternative splicing permits multiple proteins to be produced from the same gene,