18. Identify the specific cells at letter C.

20. Identify the specific layer at letter E.

  What is produced by “A”

List one body structure that the germ layer at “C” (yellow)…

Identify the layer of the organ indicated by arrow “A”.

List one body structure that the germ layer at “A” (white) g…

19. Identify the specific number of chromosomes in letter C.

Identify 1 function of the hormone produced in the area labe…

What is produced by “C”?

        15. Identify a specific hormone that directly affect…