What is the action mechanism of the antiretroviral drugs called protease inhibitors which are used against HIV infection?

All of the following are true concerning the Alere HIV test except: a)this test can detect infection 10 days post exposure b)the presence of three lines on the test indicates a positive reaction for anitgen and antibody against HIV c)unlike Oraquick the test is run with blood sample only and not oral fluid d)the presence of a single line indicates that a person has antibodies but no antigen for HIV  e)this is a test that is considered both a direct and indirect test for HIV diagnosis

Explain the importance of GP-41, GP-120, and CD4 to HIVinfection.

How does HIV virus bind to human cells? What is the function of the CCR5 receptor during HIV infection and progression? What are the stages of HIV infection? What is seroconversion?