<Tr> <Th_colspan="2"> Osteoporosis </Th> </Tr> <Tr> <Td_colspan="2"> Elderly woman with osteoporosis showing a curved back from compression fractures of her back bones . </Td> </Tr> <Tr> <Th> Pronunciation </Th> <Td> <Ul> <Li> / ˌɒstioʊpəˈroʊsɪs, - pɔː - / </Li> </Ul> </Td> </Tr> <Ul> <Li> / ˌɒstioʊpəˈroʊsɪs, - pɔː - / </Li> </Ul>

Describe how the shape of a protein may be either abnormal or associated with normal function