Question

Define the given terms alongwith an example (a) Bilateral symmetry, (b) Coelom, (c) Triploblastic.

Answer 1

(a) Bilateral symmetry refers to the presence of symmetrical left and right regions of the body. This type of symmetry can be observed in Flatworms.

(b) Coelom refers to the body cavity, which generally develops from mesodermal layers. This particular cavity is found in all members of coelomates.

(c) Triploblastic is used to define the presence of three germinal layers (ectoderm, mesoderm and endoderm). All the members of the phylum Nematoda are triploblastic.