Gina reacted more strongly to going to college, living on her own, and making new friends than carly. gina's personality seemed to change as a result of these experiences whereas carly's personality seemed unchanged. what could explain this is gina's, but not carly's, inheritance of genes

The answer is: Plasticity

Plasticity genes refers to the type of genes that would show a certain unique characteristics if being exposed to a certain type of environment. This plasticity could  explains how two different individuals could give  a different reaction when they are  experiencing an exact same event.

well, i can't read it so i'll ask you questions about it : )

if you were a reader and you read the introduction, would you want to read more?

does it start with a question? if so, is it something you would want to read about?

and ask any friends or family for their opinion : )

answer; knowledge,reason,and judgement;