🕐 Saturday September 07, 2024 09:42:00 AM
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Chapter 6: TISSUES
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In unicellular organisms, a single cell performs all basic functions. E.g., in Amoeba, a single cell carries out movement, food intake, gas exchange and excretion.
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But in multicellular organisms, cells are specialised to carry out specific functions (division of labour).
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Each specialized function is performed by a different group of cells, which increases efficiency.
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