Figure 17.1 -In Figure 17.1, the Arrow at Time (C) Indicates

question 15

Multiple Choice

Figure 17.1

-In Figure 17.1, the arrow at time (c) indicates

• A) the primary response.
• B) the T- cell response.
• C) exposure to a new antigen.
• D) the time of exposure to the same antigen as at time (a).
• E) the secondary response.