- 1(current)
Q. No.The movement of ions against the concentration gradient will be:
| 1. Active transport | 2. Osmosis |
| 3. Diffusion | 4. All of the above |
Subtopic: Â Means of Transport: Active |
 90%
From NCERT
AIPMT - 2000
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Electron transport chain in mitochondria uses the reduction energy of NADH to move protons across the inner mitochondrial membrane against their concentration gradient. This is an example of:
1. Facilitated diffusion
2. Forward osmosis
3. Primary active transport
4. Secondary active transport
Subtopic: Â Means of Transport: Active |
The normal functioning of which of the following would be least dependent on active transport:
| 1. root phloem | 2. stem xylem |
| 3. root endodermis | 4. leaf mesophyll |
Subtopic: Â Means of Transport: Active |
- 1(current)
Q. No.
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