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 Input:
Question: All the following statements describe characteristics of the peptide link EXCEPT: 
 Options:  <0> It has a trans configuration. <1> It is polar but without charge. <2> It forms a single bond by directly joining the α carbons of adjacent amino acids. <3> It does not present rotation around the link. <4> Is flat.

Ex Output:
chemistry


Ex Input:
Question: They are involved in the lytic action of cytotoxic T lymphocytes: 
 Options:  <0> Granzimas <1> Opsonins. <2> Histamines <3> Integrins <4> Cathepsins.

Ex Output:
biology


Ex Input:
Question: The work of expanding a gas (W): 
 Options:  <0> It is a state function. <1> Equivalent to the heat associated with the process (Q). <2> Against constant pressure it is calculated with W = -Pext ΔV. <3> In a reversible isothermal process it is calculated with W = -nRTΔV. <4> Equivalent to the internal energy change during the process (ΔU)

Ex Output:

pharmacology