Scientists were investigating a pond of water found deep in a South American cave along the Yucatan Penisula. The obtained many samples which they took back to their lab. After much testing, they found that the water has an acidic pH of 3. Another much more surprising discovery was that a new species of unicellular organism was present in the samples. The organism was observed with a microscope and found to not have a bound nucleus or organelles. To which Domain would this organism be classified?

1. -define adaptation2 explain darwin's theories of descent with modification and natural selection in detail3. -explain how each of these provides evidence for evolution: a. -fossil record, including superposition and transitional fossilsb-anatomy, including homologous structuresc-biological molecules, including dna and proteins4. -explain the difference between convergent and divergent evolution.5. -define and give three examples of artificial selection6. -define and give one example of coevolution.7. -explain biodiversity and how it benefits humans.8. -explain a type of population lest affected by environmental change.