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.

[EX Q]: This organelle's lamina helps support its shape. Some protists have both a macro and micro version of this organelle. One part of this organelle is the location of ribosome synthesis, while importins and exportins assist in transport in and out of this organelle. This organelle, whose envelope is continuous with the rough endoplasmic reticulum, has pores in its double membrane. Transcription occurs within this organelle, which disappears during mitosis as its chromatin assemble into chromosomes. For 10 points, name the control center of the cell.
[EX A]: Science

[EX Q]: This quantity for an atomic nucleus is determined using Weizscker's [VAHYTS-zek-uhrs] formula. The no hair theorem states black holes are completely characterized by their angular momentum, charge, and this quantity. The oscillation period of a spring equals two pi times the square root of this quantity over the spring constant. The theoretical value of this quantity for gluons is zero. Linear momentum equals this quantity times velocity. For 10 points, name this quantity measured in kilograms.
[EX A]: Science

[EX Q]: The model for this work also appeared in the artist's earlier La Bella. The artist originally refused to paint this work, but changed his mind after Pietro Aretino suggested that he depict a prostitute's body instead of that of the old lady who is its ostensible subject. The titular figure wears a bracelet on her right arm and in her right hand holds a bunch of flowers, one of which has fallen to the couch. The left half of the background is blocked by a drape, but the right background contains two woman, one of whom is standing and looking down on the other, who is kneeling with her back to the viewer. To the right of the painting's subject, a small dog is taking a nap. FTP, name this 1538 depiction of a nude woman, which was painted by Titian.
[EX A]:
Fine Arts