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  • Plant Physiology (Medical Entrance)
  • The most common ion in cell is
Multiple choice

The most common ion in cell is

  1. phosphorus

  2. potassium

  3. iron

  4. sulphur

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Potassium (K+) is the most abundant intracellular cation in plant cells and plays a vital role in maintaining osmotic potential and enzyme activation.

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