AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

IMMUNE RESPONSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
There are two types of immune system responses. One type are responses that are big responses that affect everything in their path. The other type are targeted at one invader at a time. These two different categories of immune defense are ____
A
Non-specific and Specific
B
Nasal and Mucous
C
Perforin and Protein
Explanation: 

Detailed explanation-1: -There are two broad classes of such responses-antibody responses and cell-mediated immune responses, and they are carried out by different classes of lymphocytes, called B cells and T cells, respectively. In antibody responses, B cells are activated to secrete antibodies, which are proteins called immunoglobulins.

Detailed explanation-2: -The system can be divided into two types of defense systems: the innate immune system, which is nonspecific toward a particular kind of pathogen, and the adaptive immune system, which is specific (Figure 1).

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