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Animal rotates on its longitudinal axis....

Animal rotates on its longitudinal axis. The reason behind it is

A

the more vigorous beat of longer cilia present in the oral groove than that of . body surface.

B

the less vigorous beat of longer cilia present in the oral groove than that of body surface.

C

difference in length of cilia is not re- sponsible.

D

more than one of the foregoing.

Text Solution

Verified by Experts

The correct Answer is:
A
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