Answer:
B
Explanation:
because of osmosis as it goes from low to high
Answer:Carbon dioxide molecules
Explanation:
Answer:
Proteins can carry nutrients across the plasma membrane. There are also differnet receptros outside the cell that recieve signals as well as inside the cell.
Explanation:
Nitrogen is the most important constituent of the amino acids, which combine together to form peptides and proteins. Proteins are the building blocks and are involved in structure, functioning and regulation of various body parts. They are also present in the form of enzymes and are crucial.
