Proteins from outside a cell that stimulate it to divide are called a. oncogenes. b. stem cells. c. cyclins. d. growth factors

Scientists discover two populations of mice on either side of a major river. the two populations have almost identical genes but the mice from one side cannot breed with mice from the other. this is most likely because

In what cells is the human genome located?

Blank is a rock with a find dark texture that makes up the oceanic crust