All living things need energy to perform their life processes. how and where do they get the energy that they need? a. the production of carbon dioxide through the process of photosynthesis b. the absorption of light that radiates from the moon c. the oxidation of food through the process of cellular respiration d. the fixation of nitrogen gas from the atmosphere

Of the pollutants that form acids in the atmosphere, which is easiest to reduce? a. sulfur dioxide b. nitrogen dioxide c. ozone d. carbon monoxide

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .

Which of the following is not associated with invasive species?