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Class 11BiologyBody Fluids and CirculationsStructure and function of heart
Medium

Which of the following minerals is responsible for regulating your heartbeats?

  • A
    Sulphur
  • B
    Sodium
  • C
    Potassium
  • D
    Iron
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11

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Class 11 Questions

Class 11

Biology Questions

Chapter

Body Fluids and Circulations

Subtopic

Structure and function of heart

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