Biology · Cell Biology
The tonoplast in plant cells plays a vital role because it:
- 1maintains a low solute concentration inside the vacuole compared to the cytoplasm.
- 2ensures turgidity and regulates osmotic pressure by transporting ions against concentration gradients.✓
- 3facilitates strictly passive transport of all ions and materials into the vacuole.
- 4consists entirely of sphingolipids which block all kinds of water movement.
Correct answer
ensures turgidity and regulates osmotic pressure by transporting ions against concentration gradients.
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