instruction:
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.
question:
Protrusions of this substance in the spine are called Schmorl's nodes, and Tietze syndrome occurs when this is inflammed. Its fibro type can be found in symphyses, while the pinna is composed of its elastic type. The hyaline type of this substance is covered by the perichondrium. (*) Intervertebral discs are made of this substance, which heals slowly due to its lack of blood vessels. Chondrocytes are cells found in this substance, and during endochondral ossification, it is replaced with bone. Patients with osteoarthritis have a loss of this substance, which normally helps lubricate joints. For ten points, name this connective tissue which makes up the human nose and ear.
answer:
Science

question:
Like the Gospel of Luke, this Biblical book begins with a dedication to Theophilus. Seven Greek deacons are appointed in this book, including a man whose stoning is ordered by the Sanhedrin. In this book, a mighty wind descends upon 120 followers fifty days after the Resurrection. When a man on the road to Damascus is blinded by holy light in this book, he decides to convert and change his name from Saul to Paul. For 10 points, name this book which describes the deeds of Jesus' followers.
answer:
Social Science

question:
Dane's method is used to stain both mucin and this molecule, and this protein mediates cell polarity by binding to Albatross protein and the apical junction complex. Its aggregation is triggered by filaggrin in one organ, and this protein is prevalent in the stratum lucidum and stratum corneum of one structure. Mutations in the 5th or 14th isoforms of this protein leads to EBS, and it is attached to desmoplakin in on the one face of desmosomes. This protein contains a long alpha-helix flanked by disordered domains, and acidic and basic isoforms of it dimerize, and the dimers proceed to form tetramers which arrange in fibrils. Its structure is formed by crosslinking of cysteine , and it is the main component of type 1 intermediate filaments. For 10 points, name this structural protein that gives strength to skin, hair and nails.
answer:
Science