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NEET Biology Structural Organisation In Animals Question Bank Vascular Tissue

  • question_answer
    Which of the following substances, if introduced into the blood stream, cause coagulation of blood at the site of its introduction [CBSE PMT 2005]

    A) Fibrinogen

    B) Prothrombin

    C) Heparin

    D) Thromboplastin

    Correct Answer: D

    Solution :

    Because the conversion of prothrombin to thrombin depends on the action of thromboplastin and calcium.  


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