NEETBiologyAnimal KingdomMCQ+4 / −1
Which one of the following statements is totally wrong about the occurrence of notochord, while the other three are correct?
- AIt is present only in larval tail in ascidian.
- BIt is replaced by a vertebral column in adult frog.
- CIt is absent throughout life in humans form the very beginning.
- DIt is present throughout life in Amphioxus.
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Correct answer: C
Notochord is present is the embryonic stage which is replaced by bony vertebral column.
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