Question

Give a note on ctenophora.

Answer 1

Ctenophora:

1. Ctenophora are three types: marine, solitary, and free-swimming.
2. These creatures are biradial symmetric and triploblastic.
3. There are no nematocysts, however, there are colloblasts (adhesive cells).
4. Polymorphism and dimorphism do not exist.
5. Pleurobrachia (comb jelly), Cestus (Venus' girdle), Ctenoplana, and Beroe are all part of it (Sea mites).