Which of the above shows the correct relationship between demand and marginal revenue for an imperfectly competitive firm? 

College graduates will earn about $1,000,000 more over their lifetime than high school graduates. This number __________ the true value of college, because of _______.

A single-price monopolist has the following equations representing its marginal cost and demand curves:                                            Qd = 800 – 1/3 P MC = 2Q If this firm engages in perfect price discrimination, how much consumer surplus will exist?

(Bonus – 1 point) Effects of iodinated contrast agents are dependent upon the level of the agent in the ________.

(Bonus – 1 point) Name an organism that might cause infectious colitis as seen in the image below. There are at least several correct answers.

Bonus: Name one function of hepatocytes and one function of Kupffer cells in the liver. Also describe the specific location of each within the liver (worth 2 points).

Which of the following statements is true about Parkinson’s disease?

Give one example of diagnosis and one example of treatment for encephalitis.

Th1 cells are called    immunity whereas Th2 cells are called     immunity

Describe the major properties of Adaptive Immune System.