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: How is the correction of an erroneous amino acid incorporated in the process of translation in the ribosome carried out?
Options: <0> There is no possibility of elimination of an amino acid in the synthesis of proteins. <1> Through the aminoacyl peptidase activity of the ribosome. <2> A dipeptidase removes the wrong amino acid, before proceeding with the synthesis. <3> Thanks to the fact that amino acids are energy-rich molecules. <4> There is a post-translational sequence review system.

SOLUTION: pharmacology

PROBLEM: Question: The proteasome:
Options: <0> It is formed by 21 homologous subunits organized in 3 rings. <1> It is a protein complex that catalyzes the hydrolysis of ubiquitinated proteins. <2> It is found only in animal eukaryotic cells. <3> Digest acylated proteins. <4> It is activated by a drug, bertezomil, in therapy for multiple myeloma.

SOLUTION: chemistry

PROBLEM: Question: What theory would explain our need to reduce or eliminate the psychological distress produced when we have to choose between two equally attractive alternatives?
Options: <0> Ingenuous Theory of Action. <1> Theory of Cognitive Dissonance. <2> Theory of Social Comparison <3> Theory of the Psychological Reactance. <4> Theory of the Cognitive Response.

SOLUTION:
psychology