Earths atmosphere, oceans, and continents began to form during the first several hundred million years of precambrian time.. a. true.. b. false. a mold forms when minerals replace all or part of an organism.. a. true. b. false. short how are a mold and a cast related? .

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease