What is the function of the cell membrane in the process of exchanging gases in an alveolus?

1. It controls what enters and
leaves the cell.

2.It produces proteins to move the gases,

3.It contains the instructions for the functioning of the cell.

4.It stores gases for later use.

Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?

What are some of the immune functions of the lymphatic system? a. cleaning red blood cells from the blood and creating lymph fluids b. transporting lymph to the tissues and creating lymph fluids c. removing infectious agents and making white blood cells d. making red blood cells and removing infectious agents

When sodium chloride dissolves in water the sodium cholride dissociates into?