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NEET Biology Biomolecules / जैव-अणु Question Bank Self Evaluation Test - Biomolecules

  • question_answer
    Which of the following mineral is essential for the normal excitability of cardiac muscles?

    A) Calcium ions

    B) Potassium ions

    C) Magnesium ions

    D) All of these

    Correct Answer: D

    Solution :

    [d] Proper balance of calcium, potassium, and magnesium ions is essential for the normal excitability of muscles, especially cardiac muscles.


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