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Which statement describes an example of gene therapy?

A.A virus is used to transfer human DNA into a bacterial cell.

B.A defective gene is replaced with a normal gene.

C.DNA banding patterns are used to identify an individual.

D.The genes for a certain desirable trait are identified.

Respuesta :

taskmasters
The correct answer would be (b.) A defective gene is replaced with a normal gene. Genetic therapy is a biological experimental technique that is used to treat genetic defects and to prevent such disorders that has genetic involvement.
godsgraceisforeveran

Answer: B. a defective gene is replaced with a normal gene.

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