1.

Consider the following statements (A-C) each with one or two blanks. (A) `underline((1))` are the most abundant cells (60-65 percent) of the total WBCs and `underline((2))` are the least (0.5-1 percent) among them (B) Platelets are cell fragments produced from `underline((3))` (C) During clot formation, fibrins are formed by the conversion of inactive `underline((4))` in the plasma by the enzyme `underline((5))` Which one of the following options, gives the correct fill ups for the respective blank numbers from (1) to (5) in the statements ?A. (1)-Neutrophils, (2)-basophils, (4)-fibrinogens, (5)-thrombinB. (3)-mast cells, (4)-thrombokinase, (5)-prothrombinC. (3)-megakaryocytes, (4)-prothrombin, (5)-thrombinD. (1)-Basophils, (2)-neutrophils, (3)-reticulocytes

Answer» Correct Answer - A
Blood platelets are cell fragments rather than true cells, they are formed from megakaryocytes (very large cells of bone marrow).


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