Please identify the sex of the mouse on the your right side.

ID structure (gray layer)  

ID structure inside the bracket (group of white lines)

Explain what is meant by capital vs. income strategies in pinnipeds. Which strategy is used by phocids? Otariids? How do you know?

Using specific marine mammal species in your answer, explain the differences in sound production and reception (how they hear) between odontocetes and mysticetes.

Analysis the evidence for and against the idea that Killer Whales are contributing to sequential megafaunal collapse in the North Pacific. State two pieces of evidence for and two pieces of evidence against.

6 points:  Identify the two forces that cause capillary exchange.  Identify for each whether it causes molecules to move into or out of the capillary.

8 points:  What is the difference between endocrine and exocrine glands.  Give an example of each.

10 points:  Identify the antagonistic hormones that control blood calcium levels.  Give the effect of each and the bone cell that is stimulated to cause this effect.

8 points:  Hormones bind to receptors of target cells.  Identify the location of the receptor and the effect of hormone binding for both protein and steroid hormones.