In Terms of the Study of Genes and Environment,interaction Is

In terms of the study of genes and environment,interaction is defined as

A) a random error in gene replication that leads to a change.
B) the interplay that occurs when the effect of one factor depends on another factor.
C) the principle that inherited traits that better enable an organism to survive and reproduce in an environment will be passed on to the next generation.
D) the study of the molecular mechanisms by which environments can influence genetic ex-pression.