Oseltamivir acts by inhibition which viral enzyme-
Ans. is 'a' i.e., Neuraminidase * Oseltamivir acts by inhibiting influenza virus neuraminidase enzyme which is needed for release of progeny virions from the infected cell. Spread of the virus in the body is thus checked.
Neuraminidase
Dismutase
Lyase
Endonuclease
Anti Microbial