the substance that prevents clotting blood in blood vessels A) Haemoglobin. B) pepsin. C) heparin. D) thyroxine​

2 thoughts on “the substance that prevents clotting blood in blood vessels A) Haemoglobin. B) pepsin. C) heparin. D) thyroxine​”

1. Explanation:

   Anticoagulants – medicine that prevents clots from forming.

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2. Answer:

   C) heparin.

   Explanation:

   Heparin injection is an anticoagulant. It is used to decrease the clotting ability of the blood and help prevent harmful clots from forming in blood vessels.

   This medicine is sometimes called a blood thinner, although it does not actually thin the blood.

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