What major advantage is conveyed by having a system of acquired immunity?
A)It enables a rapid defense against an antigen that has been previously encountered.
B)It enables an animal to counter most pathogens almost instantly.
C)It allows for extremely precise specificity for defense against antigens.
D)All of the above answers are correct.
E)Answers A and C are both correct.

Question

Quizplus · Accepted Answer

The system of acquired immunity provides many advantages, including a rapid defense against previously encountered antigens, precise specificity for defense against pathogens, and an ability to differentiate self from non-self. However, option B is not accurate as acquired immunity cannot counter most pathogens almost instantly, it still takes time to mount an immune response. Thus, the correct option is E, as it accurately states that options A and C are both advantages conveyed by having a system of acquired immunity.

What Major Advantage Is Conveyed by Having a System of Acquired