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.

[EX Q]: Question: Which of the following actions does insulin exert on liver tissue? 
 Options:  <0> It inhibits the uptake of glucose. <1> Activates lipolysis. <2> Inhibits the synthesis of fatty acids. <3> Activates glycogen synthesis. <4> Activates glycogenolysis.
[EX A]: pharmacology

[EX Q]: Question: The anatomical dead space: 
 Options:  <0> It is always greater than the physiological one. <1> Secret surfactants. <2> Includes medium-sized bronchioles. <3> It allows gaseous exchange. <4> Includes the volume of inspiratory reserve.
[EX A]: biology

[EX Q]: Question: Which of the following covalent bonds does not appear in proteins ?: 
 Options:  <0> Phosphodiester linkage. <1> Amide link. <2> O-glucosidic bond. <3> Disulfide bond. <4> Hydrogen bond.
[EX A]:
chemistry