Assertion :WBCs accumulate at site of wounds by
diapedesis Reason: It is squeezing of leucocytes from
endothelium

If both the assertion and the reson are true and the reason
is correct explanation of the assertion.

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If both the assertion and the reson are true but the reason
is not correct explanation of the assertion.

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If the assertion is true but the reason is false

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If both the assertion and reason are false

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Solution

The correct option is B If both the assertion and the reson are true but the reason
is not correct explanation of the assertion.
In wounds, germs are removed by WBCs accumulation at wound site by diapedesis. It is squeezing of leucocytes out from endothelium of capillaries to fight external agent.

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