Platelets (thrombocytes): These cell elements are formed from pieces of cells located in the bone marrow named megakaryocytes. Get their unique shade from the protein hemoglobin. Hemoglobin assists the pink blood cells provide the oxygen other cells will need to create Electricity. cardiovascular procedure. For extra info on blood https://ok-social.com/story5446114/details-fiction-and-blood-castle-mu-online