Question

who build red blood cells in our body​

Answer 1

Answer:

Stem cells in the red bone marrow are called hemocytoblasts. They give rise to all of the formed elements in blood. If a stem cell commits to becoming a cell called a proerythroblast, it will develop into a new red blood cell. The formation of a red blood cell takes about 2 days

Answer 2

Answer:

Easy peasy

Explanation:

Erythropoiesis is the process by which new red blood cells are produced... it lasts about 7 days.... Through this process red blood cells are continuously produced in the red bone marrow of large bones...