The presence of in Andes mountains shows that mountains must have risen above the ocean. 1) Animals
2) Shells
3) Plants
4) None of the above

2) shells
(I hope this helps)

Hi! after fertilization occurs, the zygote goes through mitosis and then differentiation (aka specialization of cells) to have a variety of cells that perform different functions. this allows for the creation of tissues and so on, all of which were once stem cells with no specific function.i hope i !