Question

2 example of diffusion in living organism

Answer 1

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Oxygen and carbon dioxide, dissolved in water, are exchanged by diffusion in the lungs: oxygen moves down a concentration gradient from the air in the alveoli to the blood. carbon dioxide moves down a concentration gradient from the blood to the air in the alveoli.

Answer 2

Answer:

1. Oxygen and carbon dioxide, dissolved in water, are exchanged by diffusion in the lungs.
2. Water molecules move into plant roots through diffusion.

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