16. Identify the specific structure at letter E. 

    15. Identify a specific hormone secreted by letter A.

17. Identify the specific tubes at letter G.

Identify the structure at “C”.

Identify the structure indicated by “A”.  (Be specific)

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

20. What is specifically contained in region F?

  18. Identify the specific process occurring in letter B.

Identify the structure indicated by “C”.  (Be specific)

20. Identify the specific number of chromosomes in letter B.