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.
Input: Naturally-occuring hormones in this class are functional derivatives of isopentenyl adenine and include zeatin and benzyl adenine. Promoting morphogensis in tissue, chlorophyll production, and leaf expansion, they are most commonly found in meristemic regions but are synthesized in roots and transported via the xylem. Found in almost all plants as well as certain mosses and many fungi and bacteria, are, for 10 points, this class of plant hormones that are most active in promoting cell division and differentiation.
Output:
Science