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: The antibiotic tetracycline:
Options: <0> It binds to the 30S subunit and inhibits the binding of aminoacyl-tRNA. <1> Inhibits the peptidyltransferase activity of the 50S ribosomal subunit. <2> It binds to the 50S ribosomal subunit and inhibits translocation. <3> It inhibits the initiation and originates an erroneous reading of the mRNA. <4> It causes premature termination by acting as an analog of the aminoacyl-tRNA.

Ex Output:
pharmacology

Ex Input:
Question: Glycolysis and hepatic gluconeogenesis are regulated reciprocally by facilitated hormonal mechanisms, in addition to an important metabolite that determines whether glucose should be synthesized or degraded. Which?:
Options: <0> Fructose 6-phosphate. <1> Fructose 1,6-bisphosphate. <2> Fructose 2,6-bisphosphate. <3> Pyruvate. <4> Lactate

Ex Output:
chemistry

Ex Input:
Question: Of the following surface markers, one of them is expressed only in the virgin T lymphocytes, while the rest are also found in the population of activated T lymphocytes. Which?
Options: <0> The adhesion molecule L-selectin. <1> The T lymphocyte receptor (TCR). <2> The integrin LFA-1. <3> The CD4 co-receptor molecule. <4> The integrin VLA-4.

Ex Output:
pharmacology