Q. SCID is caused by defective gene coding for the enzyme called
A) Adenosine transaminase
B) Guanosine transaminase
C) Adenosine deaminase
D) Guanosine deaminase
Explanation
SCID (Severe Combined Immunodeficiency Disease) is a congenital disease in which bone marrow stem cells are absent. Immunodeficiency affects both B and T-lymphocytes. It is caused by defective gene coding for the enzyme adenosine deaminase.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.