Echinoderms & the Evolution of Backbones Flashcards
1
Q
What are the differences between deuterostomes and protostomes?
A
deuterostomes: An animal in which during development, the anus forms at the site of the blastopore and the mouth forms as a secondary opening; echinoderms and chordates
2
Q
How do echinoderms move?
A
All echinoderms have tube feet. These feet have suction disks that enable the animals to crawl or attach themselves to objects.
3
Q
What are the key characteristics of echinoderms?
A
Radial symmetry
Endoskeleton
Larva
Water vascular system
