Question

jellyfish are classified as stinging-cell animals because they have a
a. hollow body
b. segmented body
c. shell
d. round body

is a planarian is a parasite?

Answer 1

after some research, they definetly don't have segmented bodies, i don't think its shell either, and hollow doenst sound correct, so my answer is round bodies
might need to clarify

planarians are not parasitic
hope this helps!

Answer 2

yes it did .. thank you (:

Answer 3

http://en.wikipedia.org/wiki/Planarian

Answer 4

Hallow body