(i) Leucocytes disintegrate in the spleen and liver. |
(ii) RBC, WBC and blood platelets are produced by bone marrow. |
(iii) Neutrophils bring about destruction and detoxification of toxins of protein origin. |
(iv) The important function of lymphocytes is to produce antibodies. |
A) (i) and (ii) only
B) (i) and (iv) only
C) (i) and (iii) only
D) (ii) and (iii) only
Correct Answer: C
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