Lucky people who cannot be infected with HIV are protected because
A) they are already infected.
B) their cells lack receptors that admit the virus.
C) their cells have extra receptors for HIV.
D) they were vaccinated.

Question

Quizplus · Accepted Answer

Lucky people who cannot be infected with HIV are protected because their cells lack receptors that admit the virus. This means that the virus is unable to enter their cells and reproduce, therefore they are resistant to HIV infection.

Lucky People Who Cannot Be Infected with HIV Are Protected