Which of the following is true about natural selection? a. natural selection acts upon individual organisms by changing their genetic code through a process known as gene flow. b. natural selection causes changes in populations because of the differential reproductive success of genetically varied individuals. c. natural selection acts upon asexually reproducing populations that lack genetic variation among individual organisms. d. natural selection causes changes in individual organisms because individuals adapt during their lifetime to better suit their environment.
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Which of the following is true about natural selection? a. natural selection acts upon individual o...
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