TASK DEFINITION: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
PROBLEM: Earthworms uniquely use the molecule lombricine to react with this molecule. This molecule activates P2X3 and P2X2/3, two receptors that control pain responses, and in conjunction with luciferin this molecule is responsible for the light of fireflies. In the muscular tissue of chordates, this compound donates a group to creatine. In proteins, this molecule, first synthesized by Alexander Todd, is almost always bound by a magnesium cofactor, and large quantities of this molecule are produced via oxidative phosphorylation in the electron transport chain. For 10 points, name this molecule discovered by Karl Lohmann,, the energy currency of the cell.

SOLUTION: Science

PROBLEM: revolt in this city was caused by the working class Cabochiens. Abbo Cernuus provides the only account of the siege of this city in 885, which saw the appearance of Rollo, who later became Robert I of Normandy, command the besieging forces. This Western European city contains a building built to house the Crown of Thorns bought from the Byzantines. In addition to La Sainte-Chapelle, this city saw the Day of the Barricades, forcing Henry III out of this (*) Catholic city. It was extensively renovated under Baron Haussmann. and besieged during the Franco-Prussian War. For 10 points, name this city, the home of the Louvre and capital of France.

SOLUTION: History

PROBLEM: This Biblical book recounts how Dorcas dies and is brought back to life. The governors Felix and Festus interrogate one character in this book. A sermon from this book begins by mentioning an inscription "to an unknown god" and is delivered to the Areopagus. This book tells the story of the conversion of an Ethiopian eunuch to Christianity. In another story told in this book, Ananias is sent to the "Straight Street" in Damascus to restore the sight of a certain figure. This is the second Biblical book to be dedicated to Theophilus. This New Testament book famously recounts the story of the stoning of Stephen by a mob, as well as the occurrence of glossolalia at Pentecost. For 10 points, name this book of the Bible written by Luke that describes what happens after the death of Jesus to twelve of his followers.

SOLUTION:
Social Science