Answer:
Genetics play a part in who you are by creating the way you look, or what your appearence looks. Behavior can be a different thing, some types of common behaviors or sicknesses do show up, but the way you act most of the time is your choice, not your genetics. Sometimes your genes can limit you to some things but if there is a certain way you want to behave, thats on you.
Explanation:
The statement above is TRUE.
T cells are part of the white blood cells and function in the immune system response of the body. T cells function by destroying infected cells. T cells can be activated either by T cell receptor engagement with the antigen or by the signal that is produced by the receptor ligand interactions.