Question

how do substances like CO2 and water move in and out of the cell​

Answer 1

The substance like CO2 and water move in and out of a cell by diffusion from the region of high concentration to low concentration. When the concentration of CO2 and water is higher in external environment than inside the cell, CO2 and water moves inside the cell.

Answer 2

Question.

how do substances like CO2 and water move in and out of the cell?

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The substances like CO2 and water move in and out of cell by the process of diffusion. i.e from high concentrations of CO2 and water is higher in external environment than that side the cell, when the the concentration outside the cell become slow and it is high inside the cell, they move out.

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