HIV glycoprotein is composed of _ subunits.
Correct answer: B. 12
- A. 11
- B. 12
- C. 13
- D. 14
Explanation
Option B is correct because it is fact that HIV glycoprotein is composed of 12 subunits. The envelope glycoprotein of human immunodeficiency virus type 1 (HIV-1) consists of a complex of gp120 and gp41. gp120 determines viral tropism by binding to target-cell receptors, while gp41 mediates fusion between viral and cellular membranes.
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About AIDS and HIV Infection
HIV is a retrovirus that infects CD4 T lymphocytes and gradually weakens immune function, while AIDS is the advanced syndrome caused by severe immune deficiency. Coverage includes viral transmission, replication, disease progression, opportunistic infections, diagnosis, prevention and the difference between HIV infection and AIDS.
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