Bone marrow is absent in birds, because they have pneumatic bones
red bone marrow
The medullary cavity of bones typically contains bone marrow, which is responsible for producing blood cells. Trabeculae, on the other hand, are the structural beams within cancellous or spongy bone that provide support and strength. Bone marrow is not present in the trabeculae.
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 bone marrow The bone marrow
leukaemia
bone marrow http://www.answers.com/topic/bone-marrow?cat=health
Autologous bone marrow transplant