The answer is more hormone B (glucagon) only.
Three important characteristics such as a notochord, a dorsal hollow nerve cord, and pharyngeal gill slits, should appear at any stage of their life cycle. These are the characteristics of the chordates. Members of echinoderms share resemblance with chordates in presence of a notochord.
You can probly scan there blood and tell who it is.
Answer:
the picture isnt popping up
Answer:
What is the question?????