What step of the carbon cycle occurs when soil bacteria return carbon dioxide, methane, and other carbon compounds to the atmosphere? a) fossil fuel formation b) decomposition c) assimilation d) carbon fixaiton

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

Are the earth's ocean floor and continents the same age geologically? why or why not?

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.