Answer:
Gene therapy is an important application of biotechnology in which the mutated gene is isolated and then mutated gene is replaced by normal gene,the normal gene is integrated into a suitable vector and the vector is finally incorporated into the host which the diseased gene or matated gene is isolated.
Explanation:
Application of gene therapy
Gene therapy is used to treat various diseases such as severe combined immuno deficiency(SCID).
Benefits
Gene therapy helps to reat various life threatening diseases such as cancer,AIDS
Drawback
Gene therapy is very much expensive.
Risk
The main risk associated with gene therapy is that if the normal gene is targeted to the other part of the body instead of its original site then this can leads to mutation of another normal chromosome.
