instruction:
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.
question:
Question: A 56-year-old woman presents, after a casual fall to the floor, pain, deformity and increased volume in the left arm, with impossibility for the dorsal flexion of the hand. What is the most likely diagnosis? 
 Options:  <0> Trocheter fracture in the left humerus. <1> Diaphyseal fracture of the left humerus with radial nerve injury. <2> Supraconcondylar fracture of the humeral palate with median nerve injury. <3> Fracture of the anatomical neck of the humerus with radial nerve injury. <4> Fracture of displaced epitrochlea with ulnar nerve injury.
answer:
medicine


question:
Question: The micro RNA (miRNA): 
 Options:  <0> They are coding RNAs. <1> They inhibit transcription. <2> They inhibit the translation. <3> Activate transcription. <4> Activate the translation.
answer:
chemistry


question:
Question: In relation to the structure of proteins: 
 Options:  <0> All globular proteins have the same domains. <1> The tertiary structure is present only in oligomeric proteins. <2> Hemoglobin is the only protein that has a quaternary structure. <3> The protein domains are regions of compact folding that exert a certain function. <4> The tertiary and quaternary structures are maintained only by the peptide bonds.
answer:

biology