Answer:
These are the answers:
1) Bone marrow is a spongy tissue inside some of our bones.
2) It is located at the ribs, bones of the pelvis and vertebrae,e.t.c.
3) Yes!, A person can live without a bone marrow only if they receive regular blood transfusions.
4) Bone marrow is made up of large bones.
Step-by-step explanation:
A bone marrow is where new blood cells are produced.
Hope it helps.