2. Explain why the mouth-down orientation seen in most echinoderms is believed to be a derived character state.
Standard detail
Depth 2Parent ID: 0D07F1D2E71542BEBC3EAF0A0D9F2596Standard set: Zoology
Original statement
Quick facts
- Statement code
- Standard ID
- ABE7ADB6C3734F8989ED1FDE983F802A
- Subject
- Science
- Grades
- 11, 12
- Ancestor IDs
- 0D07F1D2E71542BEBC3EAF0A0D9F259609D11CE7C57A4306B441686B3A363A76
- License
- CC BY 4.0 US