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: The chemical reactions of the splicing process of the introns during the maturation of the pre-mRNAs consists of: 
 Options:  <0> An oxidation-reduction reaction. <1> A transesterification reaction. <2> Two sequential transesterification reactions. <3> Three sequential transesterification reactions. <4> A transesterification reaction followed by another oxidation reaction.
answer:
chemistry


question:
Question: When a person tries to avoid circumstances that increase their stress, exercises relaxation, plans leisure activities and trivializes their illness, it is said that this person is using coping strategies aimed at: 
 Options:  <0> The action. <1> The problem. <2> The omission <3> The emotion. <4> The attention
answer:
nursery


question:
Question: A 55-year-old asthmatic patient goes to the ER with an exacerbation. One hour after the administration of supplemental oxygen and two nebulizations of salbutamol the patient does not improve. On examination, he breathed at 42 rpm with supraclavicular drainage and presented disseminated inspiratory and expiratory wheezing. The peak flow has dropped from 310 to 220 L / min. A gasometry extracted with oxygen at 28% shows a pO2 of 54 mmHg and a pCO2 of 35 mmHg. Which of the following attitudes seems LESS indicated? 
 Options:  <0> Increase oxygen flow. <1> Administer 80 mg of methylprednisolone iv. <2> Nebulize ipratropium bromide together with salbutamol every 20 minutes. <3> Administer intravenous magnesium <4> Start non-invasive mechanical ventilation.
answer:

medicine