Food, water, and wastes are stored inside?

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Which of the following is true about the introduction of a non-native species to an environment? (a) they usually adapt quickly so they can have a positive affect on the environment. (b) they can disrupt the environment and cause much damage and devastation to native species. (c) they usually become predators in a food chain and to keep prey populations under control. (d) because the native species are better-adapted to the environment, the non-native species always end up dying out.

Explain in your own words what caused pangea to separate and why we don't worry about earthquakes in florida.