Biology · Biotechnology
Which of the following statements about gene therapy is correct?
- 1The first clinical gene therapy was performed in 1990 on a 4-year-old girl with adenosine deaminase (ADA) deficiency.
- 2All of the above✓
- 3Genetic disorders targeted for gene therapy include conditions ranging from sickle-cell anemia to severe combined immunodeficiency (SCID).
- 4It is a biotechnology-based approach in which a defective gene is replaced or supplemented with a functional gene.
Correct answer
All of the above
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