Question

What does 'mesodermal cells from a single cell during growth of embryo' mean?

Answer 1

The mesoderm (mesodermal cell) is one of the three major layers formed in a developing embryo or growing embryo. These are called germ cell layers. Other germ cell layers are theendoderm andectoderm. You can see picture below (it is a pictureof a developing embryo(single cell) showing 3 germ cell layer). hope you understand it.