Detailed Instructions: 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.
Problem:Cross linking in this protein occurs when two oxidized derivatives of lysine link up; the amount of cross linking that occurs in this protein increases with age. This protein contains three left handed helices which combine to form a triple helix. About one third of this protein is amino acid is glycine; this protein also consists of hydroxyproline. A lack of ascorbic acid causes an inability to synthesize hydroxyproline, causing a breakdown of this protein in the gums in a disease called scurvy. For 10 points, name this elastic protein found in connective tissue, skin and cartilage.
Solution:
Science