Question

what are platelet? What do they do

Answer 1

platelets are tiny fragments at injury these realese enzyme thromboplastin which causes coagulation of blood to prevent ezcessive bleeding

Answer 2

Answer:

Platelets, or thrombocytes, are small, colorless cell fragments in our blood that form clots and stop or prevent bleeding. Platelets are made in our bone marrow, the sponge-like tissue inside our bones.