1. A chemical microbiologist, a pathologist and a clown are flying in a small commuter plane between Kansas City and Omaha. Halfway there, the plane bursts into flames and the pilot bails out. The passengers discover there are only two parachutes. Which one dies? 2. 1,4-dihydro-2,6-dimethyl-4-(2-nitrophenyl)-3,5-pyridinedicarboxylic acid dimethyl ester walks into a bar. On the stools next to it are a leprechaun, a unicorn, and Santa Claus. The bartender has a keg of Guinness, a bag of oats, and a plate of cookies behind the counter. He says to the newcomer, “These three regulars beside you are mean bastards if…