4. Which human activity would (NOT) be classified as one that can harm water source?*
O A. water pollution
B. waste of water resources
C. using sustainable ways to grow crops

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.