In 1859, charles darwin described a model of how living things change over time. he described this model and the evidence that supported it in a book called on the origin of species. which scientific term is used to describe a testable model that seeks to explain natural phenomena? a) data b) hypothesis c) observation d) theory
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Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries
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Which mechanism of transport takes place when solute particles move from a region of high concentration to a region of low concentration? active diffusion isotonic osmosis
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In 1859, charles darwin described a model of how living things change over time. he described this m...
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