Class 9 Courses

Class 9 Biology Study App Download | Pulmonary and Systemic Circulation Study Apps (Android & iOS)

Class 9 Biology MCQ: Complete Course

Pulmonary and Systemic Circulation MCQ App Download & e-Book | 1041

MCQ: 1041

The mass of the heart in a normal adult is about

  1. 250-350 g
  2. 350-400 g
  3. 400-450 g
  4. 200-250 g

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Pulmonary and Systemic Circulation Apps (Android & iOS)

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