0 grams of fat should be the answer if is says fat free
bone marrow <span>contains hematopoietic stem cells, which give rise to the three classes of blood cells that are found in the circulation: white blood cells (leukocytes), red blood cells (erythrocytes), and platelets (thrombocytes)</span>
1-G, 2-D, 3-B, 4-F, 5-C, 6-A, 7-E
