What happens during photosynthesis?
a. heterotrophs consume atp.
b. heterotrophs produce atp.
c. autotrophs consume organic molecules.
d. autotrophs produce organic molecules.

answer; motor (efferent)neurons;

while the heads of the phospholipid structure attract water, the tails are hydrophobic. the model shows how the hydrophilic section folds around the fluid molecules to bring them into the cell so they don’t need to pass through the hydrophobic tails.