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 Identify the specific tubes at letter B.

Identify the structure at the arrow labeled “C”

Identify the embryonic germ layer (white) at “A”.

Identify the REGION of the organ indicated by “B”.

 Identity the specific connective tissue layer at letter E.

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

The substance a pointer A contains what specific hormone?

Identify the space indicated by arrow “C”.

Identify the process that is happening in the area circled above

   What is the specific function for the substance contained in letter E?