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OpenStudy (anonymous):
Which of these sentences is true about genetic variation? A. mutations always carry out beneficial genetic variations in an organism B. mutations always carry out harmful genetic variations in an organism C. mutations are one of the key factors in genetic variations
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OpenStudy (destinymasha):
What do you think? --Mutations are needed for 'special traits'' to occur......genetic variation is important because it provides the genetic material for natural selection. --Not all mutations are harmful also , it is C
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