How does respiration and excretion take place in single celled organisms? Explain.
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INTRODUCTION:Single celled organisms are also called as unicellular organisms .example amoeba ,paramecium etc.
-Through DIFFUSION process(movement of materials from higher concentration to a lower concentration)respiration and excretion is carried out in these organisms .
-Through DIFFUSION process(movement of materials from higher concentration to a lower concentration)respiration and excretion is carried out in these organisms .
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