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12 questions from this quiz
A change in a gene or chromosome
Randomly and continuously
Better camouflaged on soot-darkened bark
Gamma rays, X-rays, and UV rays
A base swapped for another in DNA
Shift the reading frame
Mutations leading to uncontrolled cell division
Base change coding for same amino acid
Better-adapted organisms survive and reproduce
Tar from cigarette smoke
Changes the shape of the protein
Minor/no effect, positive, or negative
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