Question

Give reason why is diffusion not sufficient to meet the oxygen requirement of all the cells in multicellular organism

Answer 1

Answer:

because the process of diffusion not fulfill the proper requirement of cells that present in deep in the body, it will only full fill the requirement of outer cells requirement

Answer 2

In multicellular organisms like humans, all the body cells are not in direct contact with the surrounding environment . Thus , every cell of the body will not get oxygen as by the process of diffusion from the environment .

Therefore diffusion is insufficient to meet

the oxygen requirements of multicellular

organisms .