Question

why is the diffusion is an incomplete process to supply need of oxygen in multicellular organism like us?​

Answer 1

Answer:

Multicellular Organism Like Human

Explanation:

In multicellular organisms like human beings diffusion is insufficient to meet the oxygen requirements of the body because of the following reasons : Diffusion is a very very slow process. ... The volume of human body is so big that oxygen cannot diffuse into all the internal cells of the human body quickly.

Answer 2

Answer:

In multicellular organisms all the cells of the body are not in direct contact will the air (like the cells of internal organs which are not exposed to external environment) then if the organism will start taking oxygen through diffusion then all the cells won't get enough oxygen for their survival.

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