In His Research Dr

Multiple Choice

In his research Dr. Maxwell investigates how gene activity is regulated within a cell, which signals switch genes "on" or "off," and in particular, what determines whether a given cell will become a skin cell, a nerve cell, or a heart muscle cell. His area of research is called:

A) genetic mutation research.
B) zygotic research.
C) epigenetics.
D) the human genome project.