1 Obligate aerobes: They have absolute requirement for oxygen in order to grow. 2  Psuedomonas aeruginosa, Mycobacterium tuberculosis. 3  Anaerobes: Usually can not grow in the presence of oxygen. 4  Obligate anaerobes: These bacteria grow only under condition of high reducing intensity and for which oxygen is toxic.
Wild yam is a plant. It contains a chemical, diosgenin, which can be made in the laboratory into various steroids, such as estrogen and dehydroepiandrosterone (DHEA). The root and the bulb of the plant are used as a source of diosgenin, which is prepared as an âextract,â a liquid that contains concentrated diosgenin.
Wild Yam Brings Relief for Nausea and Vomiting in Pregnancy. Wild Yam has also been used traditionally for hundreds of years, even by Native Americans, for nausea and vomiting in pregnancy (NVP) and hyperemesis gravidarum. Hyperemesis gravidarum is extreme nausea and vomiting in pregnancy.