Target Exam

CUET

Subject

Biology

Chapter

Biotechnology and its Applications

Question:
Which kind of therapy was given in 1990 to a 4-year old girl with adenosine deaminase (ADA) deficiency ?
Options:
Chemotherapy
Radiotherapy
Gene therapy
All of these
Correct Answer:
Gene therapy
Explanation:
The first clinical gene therapy was given in 1990 to a 4-year old girl with adenosine deaminase (ADA) deficiency. This enzyme is crucial for the immune system to function. The disorder is caused due to the deletion of the gene for adenosine deaminase.