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BIOLOGY

JAMB 2013 - Question 26

Biology 2013 JAMB Past Questions - Question 26: Which of the following helps in the clotting of blood?

Choose the most appropriate option for the gap .

Which of the following helps in the clotting of blood?

A: White blood cells.

B: Plasma.

C: Platelets.

D: Red blood cells.

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Correct Answer

Explanation

Platelets are not true cells but tiny irregular cellfragments or fragments of cytoplasm from certain bone marrow cells. They arenonnucleated and play vital role in the clotting ot blood in.an open wound.Plasma is the liquid , part of blood containing mainly water, plasma proteins,antibodies, hormones enzymes, gases, mineral salts and digested food.Erythrocytes are red blood cells which transport oxygen. Leucocytes are whiteblood cells.