Which factors can cause secondary succession in nature? (a) flooding (b) landslides (c) both (a) and (b) (d) wastewater

New york city has 2,181 inhabitants per square mile. the state of alaska has 1.03 inhabitants per square mile. ecologists would say alaska has a low exponential growth population density birth rate carrying capacity

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

How do the evolutionary chart and the video support the claim that all living things are made up of cells?