1
How many classes of ctenophora are there?
2
How do tentaculata eat their food?
Use tentacles to capture prey
How do Beroida eat their food?
They engulf their prey.
What is the size variation?
15-150cm
What is the feeding tentacle called?
Colloblast
What type of symmetry do they have?
Radial symmetry
What is the organ that helps balance and movement?
Apical organ
What is the outside layer called?
Gastrodermis
How do they produce light?
Bioluminescence