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.
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Question: Question: The organometallic react with the nitriles giving: 
 Options:  <0> Amino acids. <1> Lactones. <2> Alcohols <3> Ketones <4> None of the above.

Answer: chemistry


Question: Question: Which of the following pharmacokinetic characteristics of rosiglitazone is NOT correct ?: 
 Options:  <0> It has a bioavailability of 99% <1> The inactive metabolites are eliminated by urine after conjugation or in the form of sulfates. <2> It should not be prescribed in patients with liver disease. <3> It is necessary to readjust your dosage in the presence of kidney disease. <4> It should not be prescribed to the nursing mother.

Answer: pharmacology


Question: Question: The carcinogenic action of Benzo (a) pyrene: 
 Options:  <0> It is due to the production of oxygen free radicals. <1> It is due to its biotransformation in a dihydrodiol. <2> It is due to its biotransformation in an epoxide. <3> It increases in tissues rich in epoxide hydrolase. <4> It diminishes in tissues rich in cytochrome P450.

Answer:
pharmacology