B) A method to provide correct version of the defective gene
C) A method to replace a defective gene with a healthy gene
D) All of the above
Explanation
Gene therapy is a collection of methods that allows the correction of gene, defects diagnosed in a child or embryo. By the insertion of normal genes, the defective mutant allele of the genes are replaced and the non-functional gene is compensated
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.