1. Where do salts and minerals in the ocean come from? a. the amount of carbon dioxide tends to vary with depth
b. Erosion, hydrothermal vents, and volcanic activity
C. Erosion and temperature changes
d. currents change the pH of

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.

How does science influence the decisions made about social, economic, and political issues?

Most enzyme names end in the