Not a live vaccine: (A) BCG vaccine, (B) Salk vaccine, (C) Measles vaccine, (D) Yellow fever vaccine
Answer is B. Preparation of salk vaccine Virus is grown in monkey kidney cells and inactivated by formalin. Each dose of vaccine contains total 80 units of D antigen of all the three poliovirus serotypes. schedule 4 doses 1st 3 doses with 1-2 months gap, 4th booster dose is given 6-12 months after the 3rd dose.