Yes. It is a bone like any other bone.
No it does not replace itself. However, because some bones contain marrow, all bones, including the rib bone, repair themselves, or mend.
it protects ur other organs. like your rib cage protects your heart and lungs.
Yes, it destroys bone marrow actually and after the age of 25 your body doesn't produce any more bone marrow.
About the only thing would be a bone marrow transplant if your bone marrow isn't working.
yellow marrow
Bone marrow Transplant
Yellow marrow.
No, only a few large long bones (such as the femur and the humerus) and some large irregular bones (such as the crest of the ilium of the pelvis) have red marrow. Most bones have no marrow.
bone marrow
red marrow and yellow marrow...
Rib Cage.
center of any arm or leg bone