When you say you like classical music, nine out of 10 people assume you mean stuff written by dead white guys. If you claim that you love contemporary classical, they'll probably assume you're talking about something like the orchestral re-interpretation of Sir Mix-a-Lot.
Adult stem cells. These stem cells are found in small numbers in most adult tissues, such as bone marrow or fat. Compared with embryonic stem cells, adult stem cells have a more limited ability to give rise to various cells of the body. Until recently, researchers thought adult stem cells could create only similar types of cells.
Human embryonic stem cells can come from the eight-cell stage of embryo development. Human stem cells can come from human embryos embryo: The developing human offspring inside the womb or from adult bone marrow bone marrow: Soft tissue found inside bones that produces new blood cells.