A) herpes virus
B) hepatitis - B
C) Both (a) and (b)
D) None of the above
Correct Answer: C
Solution :
Few antigens present on the surface of virus are multiplied with the help of recombinant DNA technology. These are then used as vaccines. These vaccines produced by recombinant DNA technology/genetic engineering are called second generation vaccines, eg, herpes virus, hepatitis-B virus vaccine, foot and mouth disease vaccines, pneumoned vaccines.
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