In Vertebrates,the _______ Is/are Usually Replaced by ________

question 46

Multiple Choice

In vertebrates,the _______ is/are usually replaced by ________.

• A)pharyngeal pouches; gill arches
• B)dorsal hollow nerve cord; a ventral solid nerve cord
• C)gill arches; pharyngeal pouches
• D)notochord; a dorsal hollow nerve cord
• E)notochord; a vertebral column

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Definitions:

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