Answer: I believe that B) require target cell receptors to illicit a target cell response, is the right answer.
Explanation:
Periodic table of elements
Answer:
The mass of oxygen will be 19.53g
Answer:
RBCs are disc-shaped with a flatter, concave center. This biconcave shape allows the cells to flow smoothly through the narrowest blood vessels. ... Many RBCs are wider than capillaries, but their shape provides the needed flexibility to squeeze through