About Lesson
Explain the adaptations of the root hairs to their function
- Are elongated to increase the surface area for the absorption of water and mineral salts.
- Have thin cell walls to reduce the distance through which water and mineral salts will be absorbed.
- Has dense cytoplasm with numerous mitochondria to produce more energy for active transport.
- Have a cell sap that is hypertonic to create a steep concentration gradient for faster absorption of water and nutrients;
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