Question
Mention any three similarities and two differences between facilitated diffusion and active transport of substances in plants. Also draw a neat labelled diagram depicting facilitated diffusion of proteins.
✓
Answer
Similarities:
- Both of them require specific membrane transport proteins.
- The rates may reach a maximum following saturation of the transport proteins.
- They are highly selective for the substances they transport.
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S. No
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Facilitated Diffusion
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Active Transport
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1.
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It is passive process and does not require energy.
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It requires energy.
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2.
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It occurs following concentration gradient, i.e., from higher concentration to lower concentration.
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It can occur against concentration gradient, i.e., from lower concentration to higher concentration.
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