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why is diffussion is insufficient to meet the oxygen requirements of multicellular organism like humam​

Answer»

tion:Diffusion is insufficient to meet the oxygen requirement of MULTICELLULAR organisms like human because all the cells are not DIRECT contact in environment and diffusion is a slow process. Diffusion is too slow to COVER the DISTANCE between the gas exchange surface and the SITES where the oxygen is required.plss mark as branliest✌✌✌



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