How does the notochord differ between Urochordata and Cephalochordata?

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Biology · Animal Kingdom

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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In Urochordata, it is present only in the larval tail; in Cephalochordata, it extends head-to-tail and persists throughout life.

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Answer 1

Notochord is present in both only during embryonic development.

Answer 2

Notochord is absent in both subphyla.

Answer 3

In Urochordata, it is present throughout life; in Cephalochordata, only in the embryonic stage.

Answer 4

In Urochordata, it is present only in the larval tail; in Cephalochordata, it extends head-to-tail and persists throughout life.

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