Huong is a zygote. As he undergoes differentiation, his outermost cells will begin to form
A) skin cells.
B) a network of neurons.
C) a placenta.
D) a plethora.
Question 2
The stem cells in the zygote begin to assume specialized roles through the process of
A) differentiation.
B) diversification.
C) meiosis.
D) mediation.