In All Chordates, the Notochord

question 66

Multiple Choice

In all chordates, the notochord:

• A)appears only in adults.
• B)appears at least during early stages of development.
• C)may or may not appear at all; it is not found in all chordates.
• D)appears only during early stages of development.
• E)is found throughout the life cycle.

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