The only element in group one on the periodic table that forms convalent bounds.

a. hydrogen
b. lithium
c. potassium
d. sodium

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

What's the waste product of electrons and pyruvate combining in fermentation?  

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.