You already know that ribosomes are abundant in red blood cells. in what other cells of the body would you find them in great abundance? why?

the answer is "a.) well–developed vascular system."

explanation:

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.