D. A change in the amount of polar ice will alter how ocean currents move
Answer:
i don't get it , more info ?
Explanation:
Lipids are made up of carbon, hydrogen, and oxygen. So I'm assuming A would be the best answer. Proteins are made up of carbon, hydrogen, oxygen, and nitrogen and nucleic acids are made up of carbon, hydrogen, oxygen, nitrogen, and phosphorus.
I think answer might be d.
