Red blood cells do not contain mitochondria, they are designed to deliver O2 via their complex heme centers & thus contain no nucleus/organelles, maximizing space for this job. Red blood cells arise from bone marrow stem cells & only circulate, carrying O2 for about 120 days before the spleen recycles their heme groups.
blood cells are produced in the bone marrow
Red blood cells are formed in the bone marrow.
Blood cells are produced in bones, specifically in the bone marrow.
Red blood cells are produced by the bone marrow.
Red blood cells are made in the Blood Marrow.
It is fact not supposition .
bone marrow produces blood cells. There are three types of blood cells; red blood cells, white blood cells, and platelets.
Muscles cells, of course!
Bone marrow produce red and white blood cells.
Red blood cells are produced in bone marrow.
blood cells are produced in the bone marrow
The blood cells are usually manufactured in the bone marrow.
Red blood cells and many white blood cells are made in bone marrow. (Some types of White blood cells are made in the spleen, live and lymph glands.)
Is Production and development of blood cells, normally in the bone marrow.
Red blood cells are formed in the bone marrow.
Blood cells are produced in bones, specifically in the bone marrow.
red blood cells and white blood cells and platelets