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Assertion : The cells of columnar often ...

Assertion : The cells of columnar often bears microvilli on their free ends.
Reason : Microvilli on their free ends.

A

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

B

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

C

If the assertion and reason are false

D

If the assertion is false but reason is true

Text Solution

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The correct Answer is:
A
The columnar epithelium bearing microvilli on their free ends give a brush-like appearance to these free border. Villus shaped microvilli greatly increase the area of the free surface of the cell and thereby enhance absorption.Lining of gall bladder, stomach, large intestine are the exmple of columnar epithelium.
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