Which one of the following statements is totally wrong abou…

Biology Animal Kingdom Skill Builder Single Correct MCQ

Published on: August 21, 2026

Which one of the following statements is totally wrong about the occurrence of notochord; while the other three are correct?

It is present only in larval tail in Ascidians.

It is replaced by a vertebral column in adult frog.

It is absent throughout life in humans from the very beginning.

It is present throughout life in Amphioxus.

Text Solution

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The correct answer is:

In humans notochord is present during embryonic period and it is replaced by vertebral column in adult.

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