Problem:

Question 1: How are hGH and insulin similar and different in their interaction with their receptors?

Question 2: Give an example of an animal that has a choroid coat in their eye and explain how this can benefit the animal.

Question 3: List the major function of the following:
Liver
Kidney
Pancreas
Spleen

Question 4: Name the three major skeleton differences between humans and frogs.

Please Explain don't just write the answer.