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An easy way to calculate the amount of energy available at each level is to what?
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What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.
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What element is able to combine with itself and hydrogen to form large molecules ?
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Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic
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What does atomic number of an element represent....
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