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Which one of the following acts as a phy...

Which one of the following acts as a physiological barrier to the entry of microorganims in human body?

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Skin & mucosal epithelium
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ALLEN-HUMAN HEALTH AND DISEASE-Question
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  6. When our body encounters first time with a pathogen. Then the first ti...

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  7. Highly intensified second time response in acquired immunity on the ba...

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  8. Proteins which are produced by B. lymphocytes in response to pathogen ...

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  9. Formula which represent the antibody is :-

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  10. Antibody mediated immunity & cell mediated immunity are represented re...

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  11. When the immune system of host are exposed to antigen and produces ant...

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  13. Principle of vaccination or immunisation is :-

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