Question

How do substances like carbon dioxide and water move in and out of the cell. Discuss.

Answer 1

Cell

1. It is the structural and functional unit of life
2. It has various organelles which are responsible for different functions.

Diffusion

1. It is a physical process in which the substance or molecules move from the region of higher concentration to the region of lower concentration.
2. Diffusion occurs in all three states of matter – gases, liquids, or solids and is found fastest in gases when compared to liquids and solids.
3. Thus, carbon dioxide and water move in and out of the cell through the process of diffusion.