Describe the structure of a eukaryotic plant cell. indicate the ways in which a nonphotosynthetic prokaryotic cell would differ in structure from this generalized eukaryotic plant cell.

The model illustrates a process by which a substance is taken up by a cell

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes