13. the greek word karuon means “nut.” the prefix pro-
means “before," and the prefix eu- means “true.” thus,
prokaryote means “before nut," and eukaryote means
“true nut.” how do these meanings relate to structural
differences between these two cell types?

In which of the following ways is the function of the surface of a microsphere similar to the function of an actual cell membrane? a.both make it possible for the conditions in the interior to be different from the conditions outside. b.both provide a barrier that keeps water from flowing across it so the interior remains dry. c.both separate the rna that forms in the interior from any rna that might form in the environment. d.both can actively move molecules into the interior or out into the surrounding environment.

What are some things that limit population growth?

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity