Multiple Choice
To be characterized as a chordate, an organism must
A) display all four key characteristics of Chordata in both the larval and adult stages.
B) possess a backbone in at least one life stage.
C) possess a backbone in both the larval and adult stages.
D) display each of the four key characteristics of the chordates at some point in the life cycle.
Correct Answer:

Verified
Correct Answer:
Verified
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