A bacterium has received new DNA that allows it to produce a toxin. Which of the following statements is true?
A. There is a change in both the genotype and phenotype.
B. There is a change in the genotype, not the phenotype.
C. There is a change in the phenotype, not the genotype.
D. There is no change in either the genotype or the phenotype.
Answer: A. There is a change in both the genotype and phenotype.
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