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.

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.
Science

Three of the islands in this group voted for independence in 1975, while Mayotte chose to remain a French dependency. Its first president was Ahmed Abdallah Abderrahman, who was assassinated in 1989. Its highest peak is Karthala, a still-active volcano on the largest island of this group. Other islands include Mwali and Nzwani, which were formerly known as Anjouan and Mohli. Located at the northern end of the Mozambique Channel, FTP, identify this island nation with capital at Moroni.
Social Science

His interest in the essay, "The Relation between the Logical Theory of Classes and the Geometrical Theory of Points," by A. B. Kempe, along with Pierce's notion of "Existential Graphs," prompted him to retake up his work in a "transcendental logic" that would merge mathematical logic with a theory of space. In his Gifford Lectures, this philosopher discusses the "Four Historical Conceptions of Being" in the context of experience and validity of religion and the external world. In his Supplementary Essay "The One, The Many, and the Infinite," he discusses the philosophy of F. H. Bradley, whose work is seen as closely related to this author of The Philosophy of Loyalty. In his last major published work, this thinker adopted Pierce's conception of the "triadic" nature of interpretation in order to generate a "naturalized" version of Hegel's Absolute Consciousness that is made immanent in "Community of Believers. " In addition to writing The Religious Aspect of Philosophy, for 10 points, name this American Idealist philosopher author of The World and the Individual and The Problem of Christianity.
Social Science