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: Ribosomes have three binding sites for the transfer RNAs (RNAs), which are: 
 Options:  <0> Site A of acetyl, P of propyl and E of ethyl. <1> A site of aminoacyl, P of peptidyl and E of exit (from English, exit). <2> A site of aminoacyl, peptidyl P and transferase T of the peptide. <3> Site A of previous, P of posterior and E of entry (of English, entry). <4> A site of aminoacyl, peptidyl P and terminating T.
answer:
pharmacology


question:
Question: Which of the following correlates with retinopathy of the premature newborn? 
 Options:  <0> The bilirubin. <1> Gentamicin <2> The corticoids <3> The Oxigen. <4> Fentanyl
answer:
medicine


question:
Question: A patient goes to the hospital for a myocardial infarction with ST segment elevation. Upon arrival, he is hypotensive, presents crackles and a systolic murmur is heard 3/6. What is your diagnostic suspicion? 
 Options:  <0> Cardiogenic shock. <1> Rupture of free wall of left ventricle. <2> Acute mitral failure due to papillary muscle rupture. <3> Cardiac tamponade. <4> Thrombosis of the common trunk.
answer:

medicine