ghosy8641 ghosy8641
  • 04-06-2017
  • Biology
contestada

In the human body, oxygen is absorbed by the lungs and nutrients are absorbed by the small intestine. In a single-celled organism, this absorption directly involves the 1. nucleus 2. chloroplasts 3. cell membrane 4. chromosomes

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Rukiyawo
Rukiyawo Rukiyawo
  • 04-06-2017
3.) the cell membrane.
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morganX
morganX morganX
  • 04-06-2017
It's a Cell membrane.
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