Human Health and Diseases Question 90

90. A cell coded protein formed in response to infection with most animal viruses is

(a) Antigen

(b) Antibody

(c) Interferon

(d) Histone

Show Answer

Answer : c

Hints & Solutions

(c) A special defence system works specially against viral infection. It has no effect on microorganism. Cells invaded by a virus produce an antiviral protein called interferon (IFN). The latter is released from the infected cell and on reaching the nearby non-infected cells it makes them resistant to the virus infection.