Mathew claims that people should invest in alternative sources of energy rather than burning fossil fuels. he has put together two graphs as evidence. the first compares how human use of fossil fuels affects atmospheric carbon dioxide levels, and the second shows how land-ocean temperatures on earth have changed over time. which statement correctly supports his claim based on evidence from the graphs?

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

What is used to keep track of the gamates and possible offsprings combination