NEED ANSWER QUICK Could humans survive on Earth over two-and-a-half billion years ago, before the emergence of plants? Why or why not?

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.

What process decreases the salinity of ocean water? decreased precipitationdecreased melting of glaciersincreased evaporationincreased runoff from rivers

Read the following statements that describe how information flows in the nervous system. what is the correct order in which they occur? 1) response is carried to glands or muscles. 2) information is gathered. 3) information is processed and a response is formed.