Bone marrow Bone marrow Bone marrow is a semi-solid tissue which may be found within the spongy or cancellous portions of bones. In birds and mammals, bone marrow is the primary site of new blood cell production or hematopoiesis. It is composed of hematopoietic cells, marrow adipose tissue, and supportive stromal cells. In adult humans, bone marrow is primarily located in the ribs, vertebrae, sternum, and bones of the pelvis. On average, bone marrow constitutes 4% of the total body mass of humans; in an adult having 65 kilograms of mass (143 lb), bone marrow typically accounts for approximately . Human marrow
What's Bred in the Bone "The Lyre of Orpheus". It is also connected to earlier novels; when Cornish is at school in Toronto, one of his teachers is Dunstan Ramsay from the Deptford Trilogy. There are many parallels to be found in W. Somerset Maugham's Of Human Bondage. What's Bred in the Bone What's Bred in the Bone is the second novel in the Canadian writer Robertson Davies' Cornish Trilogy. It is the life story of Francis or Frank Cornish, whose death and will were the starting point for the first novel, "The Rebel Angels". After a brief framing scene among characters from "The Rebel