Question

Give reason diffusion is insufficient to meet all their energy requirement in case of

multicellular organism?​

Answer 1

Answer:

Diffusion is insufficient to meet all energy requirements in multicellular organisms because it is a slow process and needs to cross multiple layers before it reaches an organ. It is also found that in a human if food had to reach from the mouth to the intestine through diffusion, it would take around 3 years of time!

Explanation:

Answer 2

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