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प्रश्न
Fill in the blank.
________is present in the red blood cells and helps in the transport of oxygen.
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उत्तर
Hemoglobin is present in the red blood cells and helps in the transport of oxygen.
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संबंधित प्रश्न
Given alongside is a diagrammatic sketch of a kind of part in human lungs.
What do the arrows 5 and 6 indicate?
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The question has four options. Choose the correct answer:
Covering of lung is called
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