Question

How does substance like carbon dioxide and water travel across the cell membrane?(3 marks)​

Answer 1

Answer:

The substances 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 that inside the cell, CO2 and water moves inside the cell.

Answer 2

Explanation:

they travel through the process of osmosis.from yhe higher concerntration towards the lower concentration