Erythropoiesis starts in :

Options

(a) Liver
(b) Spleen
(c) Red bone marrow
(d) Kidney

Correct Answer:

Red bone marrow

Explanation:

Erythropoiesis is the process of formation of R.B.C. In the first month of pregnancy, yolk sac is the heamopoietic tissue.After 5 weeks, it is followed by the liver. Red bone marrow from 6 months onwards becomes the principal site of erythropoiesis.