The graph in Figure 22.3 depicts four possible patterns for the abundance of 3TC-resistant HIV within an infected human over time.

-If 3TC resistance is costly for HIV, then which plot (I-IV)best represents the response of a strain of 3TC-resistant HIV over time, if 3TC administration begins at the time indicated by the arrow?
A)I
B)II
C)III
D)IV

Question

The graph in Figure 22.3 depicts four possible patterns for the abundance of 3TC-resistant HIV within an infected human over time.

-If 3TC resistance is costly for HIV, then which plot (I-IV)best represents the response of a strain of 3TC-resistant HIV over time, if 3TC administration begins at the time indicated by the arrow?
A)I 
B)II 
C)III 
D)IV

Quizplus · Accepted Answer

The correct answer is C because the plot shows that the viral load initially increases after the administration of 3TC, indicating that the virus is resistant to the drug. The viral load then decreases over time, indicating that the virus is being suppressed by the drug.

The Graph in Figure 22