Question

how do the substance like co2 and water move in and out of the cell​

Answer 1

Answer:

Diffusion is a physical process in which the substance or molecules move from the region of higher concentration to the region of lower concentration. Movement of oxygen and carbon dioxide gas in the lungs. ...

Answer 2

Explanation:

Due to the difference in their concentration from outside to inside the cell. When the concentration of water or Co2 is more in the inside of the environment than outside, diffusion of water or Co2 into the cell will take place and vice-versa. In case of water, the diffusion is called osmosis.

The diffusion is needed by cell to maintain its rigidity, shapes and functions.