Anew understanding that has emerged from the research in neuropsychology is that: a. the effects of biology and behavior are so complex that we are not yet able to disentangle the two. b. genes largely determine our behavior. c. experience is powerful enough to override almost all genetic effects. d. biology impacts behavior, but the environment also affects biological functioning.

d. biology impacts behavior, but the environment also affects biological functioning.

Explanation:

Nowadays, it is known that the genetic code that is in human body, is in responsible, in some part, of the tendency of a person to be an angry person, a tolerant person, etc.

But definitely is the environment and the people relationships that are formed the behavior, for example, if a person has several tendency for being aggressive because of the family ancestors, if this person grows in a peaceful environment the aggressive instinct maybe never will be shown.