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.

Q: 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.

A: chemistry
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Q: Question: Which of the following processes would be responsible for the results that are achieved through mindfulness meditation ?: 
 Options:  <0> Change the contents of the mind. <1> Change the relationship with the contents of the mind. <2> Remove the spectator's role from the contents of the mind. <3> Judging the contents of the mind. <4> Merge with the contents of the mind.

A: psychology
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Q: Question: The obturator or catheter in a tracheostomy cannula serves to: 
 Options:  <0> Introduce the external cannula into the tracheal stoma in a non traumatic way. <1> Aspirate secretions if a vacuum source is directly connected. <2> Help maintain the permeability of the artificial airway. <3> Fix the cannula avoiding its accidental displacement. <4> Allow the patient to speak by allowing the air to pass through the vocal cords.

A:
nursery
****