The immune response occurring on the first exposure to a pathogen is called response.

primary

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secondary

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passive

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Solution

The correct option is A primary
The immune response occurring on the first exposure to a pathogen is called primary response. The immune response occurring on second or subsequent exposures to a pathogen with stronger response and in a shorter period of time is called secondary response.

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Similar questions

Q. The immune response occurring on the first exposure to an antigen is called

Regarding the assertion and reason, select the right option

(A) Vaccination exploits the fact that the immune system’s response to a second exposure to pathogens is much faster and more vigorous than it is the first time around.

(R) Vaccines mimic live pathogens.

Q. Our immune system stores information about pathogens to provide specific response if invaded by the same pathogen again.

Q. The first immunoglobulin to be produced against pathogen in secondary immune response will be

Select the correct option.

Statement 1: Allergens causes an exaggerated response of the immune system

Statement 2: Mast cells on exposure to allergens produce only histamines

Statement 3: When a body gets exposed to active microorganisms from nature it is called natural passive immunity.

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The immune response occurring on the first exposure to a pathogen is called response.

The correct option is A primaryThe immune response occurring on the first exposure to a pathogen is called primary response. The immune response occurring on second or subsequent exposures to a pathogen with stronger response and in a shorter period of time is called secondary response.

The correct option is A primary
The immune response occurring on the first exposure to a pathogen is called primary response. The immune response occurring on second or subsequent exposures to a pathogen with stronger response and in a shorter period of time is called secondary response.