Which of the Following Statements Are True of the Life

Which of the following statements are true of the life cycle of RBCs (Select all that apply) ?

A) All RBCs are produced in the RBM and the liver.
B) Vitamin B12 and folic acid are necessary for DNA synthesis in mature RBCs.
C) Iron and protein in the diet are necessary to become part of hemoglobin.
D) The intrinsic factor,produced by the liver,prevents digestion of vitamin B12.
E) The only part of old RBCs that can be recycled is the iron.
F) Old RBCs are phagocytized by lymphocytes in the liver,spleen,and RBM.
G) Bilirubin is a waste product of the heme of old hemoglobin.
H) Bilirubin is normally eliminated by the kidneys.