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.
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Question: Question: The aminoacyl-tRNA synthetases: 
 Options:  <0> They participate in the synthesis of the TRANs. <1> They participate in the maturation of the precursors of the TRANs. <2> They are responsible for the synthesis of amino acids. <3> They are responsible for the interpretation of the genetic code. <4> They synthesize parts of the ribosomes.

Answer: chemistry


Question: Question: The non-selective medium commonly used for the growth of gonococcus (Neisseria gonorrhoeae) is: 
 Options:  <0> Chocolate agar. <1> Agar blood. <2> Mannitol saline agar. <3> Nutritious agar <4> MacConkey agar.

Answer: biology


Question: Question: Chymotrypsin is a digestive enzyme with activity: 
 Options:  <0> DNAsa. <1> Protease <2> RNAsa. <3> Lipasa <4> Glycosidase

Answer:
chemistry