TASK DEFINITION: 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.
PROBLEM: Question: Indicate the net charge of an amino acid with a neutral R group for a pH value below its pI: 
 Options:  <0> Negative net charge. <1> Positive net charge. <2> Without charge. <3> It is necessary to know the exact pH value to answer this question. <4> It is necessary to know the concentration of the amino acid to answer this question.

SOLUTION: chemistry

PROBLEM: Question: Which of these statements is FALSE regarding stupor? 
 Options:  <0> It is an alteration of consciousness. <1> It can occur in melancholy. <2> It supposes a reversible state by moderate stimuli. <3> The term is used in states of mutism and reduction of motor activity. <4> In Neurology it is a state that precedes coma.

SOLUTION: medicine

PROBLEM: Question: Cinnamaldehyde is an aldehyde present in: 
 Options:  <0> Camphor. <1> Vanilla. <2> Almond oil. <3> Jasmine oil <4> Cinnamon.

SOLUTION:
pharmacology