Hich of the following statements about enzymes is not true? a. enzymes work best at a specified ph. b. all enzymes work inside cells. c. enzymes are proteins. d. enzymes are organic catalysts. select the best answer from the choices provided a b c d

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.

carbon atoms, hydrogen, oxygen, and nitrogen.

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.