Multiple Choice
Both echinoderms and chordates are deuterostomes. This means that
A) they have a similar development in their embryonic stages.
B) they both have eyes with retinas.
C) they both start with radial symmetry in their early embryonic stages.
D) they both use calcium-based endoskeletons.
E) they are both invertebrates.
Correct Answer:
Verified
Correct Answer:
Verified
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