Question

explain germ layer and its types.

Answer 1

A germ layer is a group of cells in an embryo that interact with each other as the embryo develops and contribute to the formation of all organs and tissues.

Answer 2

Answer:

Germ layers are two types they are

1) Diploblastic

2) Triploblastic

In Diploblastic ectoderm and endoderm are present. ex: Cnidarians and ctenophores

In Triploblastic ectoderm, endoderm and mesoderm are present. ex: platyhelminthes