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InterviewSolution
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Why is diffusion sufficient for transporting food and oxygen in unicellular organism? |
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Answer» They do not have specialized organ All the body surface of unicellular organism are in direct contact with the environment.and they do not have any special organs for transporting materials as like in humans.so diffusion is sufficient for them. Because there is no longer track like humans to transport very long distance . In unicellular animals only have some very short distance so diffusion is sufficient |
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