Answer:
Water, carbon dioxide, and oxygen are among the few simple molecules that can cross the cell membrane by diffusion (or a type of diffusion known as osmosis ). Diffusion is one principle method of movement of substances within cells, as well as the method for essential small molecules to cross the cell membrane.
Explanation:
The choice that best fits and answers the question is;
D: absorption
I hope this answer is sufficient and has aided you.
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Immune System. Its like the Army for your body!
The answer is dams they protect against flooding
The answer is A
Explanation: don’t mind the volume, look at the surface area-to-volume ratios because they affect the efficiently of a cell to obtain nutrients and eliminate waste.
Hope that helps! :)
