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The first line of defence in immune system is provided by

 

Option: 1

Skin and mucous membrane

 


Option: 2

Inflammatory response

 


Option: 3

The complement system

 


Option: 4

None of these


Answers (1)

best_answer

 

Types of barrier to achieve Innate Immunity -

Physical barriers

- wherein

Skin on our body is the main barrier which prevents entry of the micro-organisms. Mucus coating of the epithelium lining the respiratory, gastrointestinal and urogenital tracts also help in trapping microbes entering our body.

 

 

 

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