Question

the diagram below shows a frog gastrula that is about to go through neurulation. which letter represents the notochord?

Explanation:

In frog gastrula during neurulation, the notochord is a rod - like structure. It is typically located in the middle of the embryo, and is an important signaling center for neural development. Based on typical anatomical positions in a gastrula diagram, the structure labeled A is consistent with the location of the notochord.

Answer:

A.