Teacher:In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.
Teacher: Now, understand the problem? Solve this instance: Question: In collagen, what is the amino acid that is repeated every three residues?
Options: <0> Glycine <1> To the girl. <2> Proline <3> Lysine <4> Hydroxyproline
Student:
chemistry