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Biology 8 Online
OpenStudy (anonymous):

Environmental factors can influence natural selection because they can increase or decrease a. the number of chromosomes in an individual. b. the number of chromosomes in a population. c. the amount of genetic variation in an individual. d. the amount of genetic variation in a population

OpenStudy (kyanthedoodle):

What do you think it is?

OpenStudy (anonymous):

a question!

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