Treating Avascular Necrosis With Hip Surgery. When disease or injury prevents the blood supply from flowing freely to a bone, cells in the bone begin to die. As the bone withers, the surrounding cartilage begins to deteriorate, producing pain and other symptoms.
natural selection, crossing over, and independent assortment crossing over, independent assortment, and fertilization independent. assortment, fertilization, and natural selection fertilization, natural selection, and crossing over. Natural selection, crossing over, and independent assortment are methods of genetic recombination. Log in to see link for more information. Added 5/15/2015 2:21:24 PM. This answer has been confirmed as correct, not copied, and helpful.
The three main types of asexual reproduction are (Binary/Multiple)  Fission, Budding, and Fragmentation. Each type is used in different  ways for different organisms.ach of the new offspring then grows to a normal size. Binary fission is the usual method of reproduction of one-celled organisms including protozoa, bacteria, and many algae. Binary fission is also the process by which multi-cellular organisms grow. Budding is another type of asexual reproduction.