👉 Blood cells start their journey in bone marrow, transforming into red blood cells that carry oxygen throughout the body. White blood cells quickly respond to infections, engulfing pathogens to defend the immune system.
👉 Blood cells start their journey in bone marrow, transforming into red blood cells that carry oxygen throughout the body. White blood cells quickly respond to infections, engulfing pathogens to defend the immune system.
https://goldloadingpage.com/word-dictionary/stages blood cells
