VERY! It makes your blood cells
Bone marrow is where your body makes red blood cells.
why bone is important
red bone marrow makes new blood cells to protect the body.
There is yellow bone marrow and red bone marrow.
it is a bone that has a marrow in the middle of the musle that causes the bone to have a marrow biopsy
Bone marrow.
They are not made up of bone marrow, they just have bone marrow in them.
bone marrow
Marrow is inside of a bone that's why it's called bone Marrow
The red bone marrow is important in the skeletal function of producing blood.
The bone marrow The bone marrow
leukaemia