multiple choice question\nthe precursors to erythrocytes are __________.\nlymphoblasts\nproerythroblasts\nmeg…

Brief Explanations:

Erythrocytes are red - blood cells. Proerythroblasts are the precursors in the process of erythropoiesis (red - blood cell formation). Lymphoblasts are precursors of lymphocytes, and megakaryoblasts are precursors of megakaryocytes which produce platelets.

Answer:

proerythroblasts