What is the direction of the resulting vector if a vector of 2 units north is added to a vector of 2 units south. a. south c. se b. north d. the two vectors cancel each other out.

cell differentiation  is how generic embryonic  cells  become specialized  cells. this occurs  through a process called gene expression. gene expression is the specific combination of genes that are turned on or off (expressed or repressed), and this is what dictates how a  cell  functions.

explanation:

true tan speed = ang vel x radius