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Biology, 22.06.2019 11:30
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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Biology, 23.06.2019 00:20
Which activity occurs during the process of photosynthesis?
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Biology, 23.06.2019 00:50
What percentage of organisms is played the dominant trait (tall) in the f2 generation? a.25% b.100% c.75%
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H, I’m a little looking for some friends...
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