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Q.
Which of the following blood cell can release a variety of substances which are involved in the clotting of blood?
NTA AbhyasNTA Abhyas 2020
Solution:
Platelets also called thrombocytes, are cell fragments produced from megakaryocytes (special cells in the bone marrow). Blood normally contains 1,500,00-3,500,00 platelets mm–3. Platelet releases a variety of substances most of which are involved in the coagulation or clotting of blood.