AP BIOLOGY TEST 1 REVIEW

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AP BIOLOGY TEST 1 REVIEW The basic structural and physiological unit of all living organisms is the Based on the large numbers of offspring produced by many organisms, Darwin proposed that mortality... was high and only a few individuals survived to reproduce. He referred to the differential reproductive success of individuals with particular variations as A key point in Darwin's explanation of evolution is that The initial accumulation of oxygen in the atmosphere was the result of photosynthesis from an organism most like modern Scientists group species on an evolutionary tree that is based on After observing that fish live in clean water but not in polluted water, researchers state that "polluted water kills fish." This statement is an example of The main purpose of any single experiment is to Which of the following is not a domain on the tree of life? Oceans were a good environment for early organisms because they The part of the atom that determines how the atom behaves chemically is the An atom that is neutrally charged contains The atomic number of an element is the same as the number of _______ in each atom. Phosphorus has an atomic number of 15 and an atomic mass of 31. How many neutrons does phosphorus have? Because atoms can have the same number of protons but a different number of neutrons, elements have An atom with _______ has an atomic mass of 14. [Show More]

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