Which of the following is not a character of | vedclass

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(A) The $stomochord$ in $Hemichordata$ is not mesodermal in origin; it is an ectodermal structure. Because it is not a true notochord (which is mesode

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Presence of stomochord which is mesodermal in origin

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(A) The $stomochord$ in $Hemichordata$ is not mesodermal in origin; it is an ectodermal structure. Because it is not a true notochord (which is mesodermal),these organisms are classified as non-chordates. The $stomochord$ is a blind projection arising from the roof of the buccal cavity,also known as the buccal diverticulum. Therefore,the statement claiming it is mesodermal in origin is incorrect.

Which of the following is not a character of phylum Hemichordata?

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