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: One of the enzymes mentioned below does not intervene in glycogen metabolism: 
 Options:  <0> Glycogen synthase. <1> Glycogen phosphorylase. <2> Glucose-6-phosphate dehydrogenase. <3> Phosphoglucomutase <4> UDP-glucose pyrophosphorylase.

A: chemistry
****
Q: Question: Separations by capillary zone electropheresis (CZE) are characterized in that the electrophoretic medium: 
 Options:  <0> It is always formed by 1.0 M HCl. <1> It is always formed by NH3 1.0 M. <2> It is homogeneous throughout the capillary. <3> It is not homogeneous throughout the capillary. <4> It has a pH gradient throughout the entire capillary.

A: chemistry
****
Q: 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.

A:
psychology
****