In short, a legal multi-level marketing (MLM) firm must have a legitimate product, and derive real profits from that product. If a firm derives most revenue from recruits â using the new recruit money to pay older employees, for example â thatâs a pyramid scheme. Common sense goes a long way here.
The terms hip dysplasia, fibrous dysplasia, renal dysplasia refer to an abnormal development, at macroscopic or microscopical level. Myelodysplastic syndromes, or dysplasia of blood-forming cells, show increased numbers of immature cells in the bone marrow, and a decrease in mature, functional cells in the blood.yelodysplastic syndromes, or dysplasia of blood-forming cells, show increased numbers of immature cells in the bone marrow, and a decrease in mature, functional cells in the blood.
bone marrow the soft, organic, spongelike material in the cavities of bones; called also medulla ossium. It is a network of blood vessels and special connective tissue fibers that hold together a composite of fat and blood-producing cells.Its chief function is to manufacture erythrocytes, leukocytes, and platelets.he soft, organic material in the cavities of bones, a network of blood vessels and special connective tissue fibers that hold together a composite of fat and blood-producing cells. The chief function of bone marrow is to manufacture erythrocytes, leukocytes and platelets.