Given the task definition and input, reply with output. 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.

One genus of these organisms is Aspergillus. One type of these organisms called ""fairy rings"" possess cells with more than one nucleus, called coenocytes, while these organisms more typically divided by septa into different sections of cells called hyphae. These hyphae in turn create a connected network called a mycelium. Often reproducing through spore dispersal are, for 10 points, what kingdom of organisms exemplified by mushrooms
Social Science