Brad and Dale went to the doctor for a check up. Brad did some blood tests and found out he has very high cholesterol levels, while his partner Dale had normal cholesterol levels, and was very healthy. Brad got scared and started worrying. Which friend had a decreased blood flow?
Ans: Brad

Two brothers born three years apart were very different. Jim had no genetic abnormalities, while Danny had Klinefelter's syndrome. Which brother had testicles that were functioning normally?
Ans: Jim

Bob has just graduated from medical school. He went on to serve his community. Especially he is interested in treating children. One day he saw two children, child M and child N, and found child M is infected with Acute Hepatitis B while child N is infected with Chronic Hepatitis B. Next day he saw two other children, child O and child P. Child O was younger, but child P was older. Did child M's illness occur within six months of exposure or the virus remained in his body?
Ans: within six months of exposure

Iceland and Ireland both used agriculture as a the main component of their economies. Ireland used lots of fertilizer and had big environmental problems as a result. Iceland does a lot of greenhouse agriculture using geothermal energy, so it is more protective towards the environment. Which country had more nitrogen in their waters?
Ans: Ireland