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Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?
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Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
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Which organ controls breathing? lungs alveoli heart diaphragm
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Biology, 22.06.2019 15:50
Which individual below would be considered heterozygous? a.dd b.dd c.dd
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