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1. Explain how do fossils help scientists piece together the family tree of a given plant or animal?2. Discuss how do fossils provide evidence for the theory of continental drift?3. What are the two major forces that drive the evolutionary process?4. Why do species become extinct? What does extinction of […]

Aspirin is a weak acid (see figure below) that is taken up into the bloodstream by diffusion through cells lining the stomach and the small intestine. Aspirin crosses the plasma membrane of a cell most effectively in its uncharged form; in its charged form it cannot cross the hydrophobic lipid […]

Assignment Write a short essay about birth control pill. Write an essay on the pre-determined questions listed below. Reading link(s) that provide background information for question have been provided. Do not limit your reading to the links provided. You will find it helpful to read other related material to answer […]

1.Describe some of the options available for compiling knowledge about the scope of the world’s biodiversity? What are some of the limitations of each option? 2.Discuss at least three design criteria you would consider when creating a biological reserve. Then describe three design criteria for creating reserves that are frequently […]