AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

TYPES OF IMMUNITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What characterizes active immunity?
A
The own host organism is the one that makes the antibodies.
B
The defensive capacity of an organism increases after exposition to an agent.
Explanation: 

Detailed explanation-1: -Active Immunity results when exposure to a disease organism triggers the immune system to produce antibodies to that disease. Active immunity can be acquired through natural immunity or vaccine-induced immunity.

Detailed explanation-2: -Final answer: Active immunity is a slow process that requires time to fully activate is the wrong statement with reference to immunity.

Detailed explanation-3: -Adaptive immunity is defined by two important characteristics: specificity and memory. Specificity refers to the adaptive immune system’s ability to target specific pathogens, and memory refers to its ability to quickly respond to pathogens to which it has previously been exposed.

Detailed explanation-4: -A type of immunity that develops when a person’s immune system responds to a foreign substance or microorganism, or that occurs after a person receives antibodies from another source. The two types of acquired immunity are adaptive and passive.

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