When patient tissues are transfected with viruses carrying a needed, normal human gene, the technique is called

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Gene therapy involves introducing normal or functional genes into a patient's cells or tissues to treat or prevent a disease. This is done by delivering the gene, usually through a virus, to the patient's cells. Cloning involves making multiple copies of a gene, while antisense therapy involves blocking the expression of a gene. DNA fingerprinting is a technique used to identify individuals based on their unique DNA profiles.

When Patient Tissues Are Transfected with Viruses Carrying a Needed