Learn the early signs of labor, find out how you'll know labor has started, and know when to call the hospital. Abdominal pain during pregnancy. Find out how to tell when abdominal pain during pregnancy is a sign of a serious problem and how to ease cramps when they're or... Preterm labor and birth.
United States presidential line of succession. From Wikipedia, the free encyclopedia. The presidential line of succession defines who may become or act as President of the United States upon the incapacity, death, resignation, or removal from office (by impeachment and subsequent conviction) of a sitting President or a President-elect.
An example of secondary succession is the development of new inhabitants to replace the previous community of plants and animals that has been disrupted or disturbed by an event (e.g. forest fire, flood, harvesting, epidemic disease, pest attack, etc .). Compare: primary succession.See also: ecological succession.econdary succession. Definition. noun. The ecological succession that occurs on a preexisting soil after the primary succession has been disrupted or destroyed due to a disturbance that reduced the population of the initial inhabitants. Supplement.