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07/08/2021 8:08 pm
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Which one of the following statements is totally wrong about the occurrence of notochord, while the other three are correct?
(1) It is absent throughout life in humans from the very beginning
(2) It is present only in larval tail in Ascidians
(3) It is present throughout life in Amphioxus
(4) It is replaced by a vertebral column in adult frog
1 Answer
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07/08/2021 8:09 pm
(1) It is absent throughout life in humans from the very beginning