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प्रश्न
Name the substance that initiates blood clotting.
उत्तर
Blood platelets play a pivotal role in the clotting of blood. At the site of injury, platelets disintegrate to release a chemical substance thrombokinase which initiates the process of clotting blood.
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संबंधित प्रश्न
The mineral ion needed for the formation of blood clot is :
A. Potassium
B. Sodium
C. Calcium
D. Iron
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