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How are chordates further divided into three subphyla?
A. By their habitats
B. By the presence or absence of a notochord
C. By how they obtain food
D. By their body structures

Respuesta :

Corgisss

Answer: D. By their body structures

Explanation:

They are divided into three subphyla which would be Vertebrate.

Mrsellout
The answer is by the presence or absence of a notochord

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