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.

Question: Which of the following answers is correct regarding a tRNA? 
 Options:  <0> The tRNA has an anticodon that recognizes the template DNA. <1> The amino acid is attached to the 5'-end. <2> It contains a polyA tail at its 3 'end. <3> It may contain pseudouridin and inosine. <4> It serves as a gene for some viruses.
chemistry

Question: In general, viruses that have a naked capsid: 
 Options:  <0> They are stable against drying. <1> They are commonly released from the host cell by budding. <2> They are very sensitive to detergents. <3> They are very sensitive to the conditions in the intestinal tract. <4> They can not be neutralized by host antibodies.
biology

Question: The diagnostic sensitivity of an analytical magnitude for a certain disease is: 
 Options:  <0> 1 / specificity. <1> It depends on the prevalence of the disease. <2> It is the number of patients that give positive results among all possible individuals. <3> It is the quotient between the number of patients who give positive results for this magnitude and the total number of patients considered. <4> It is deducted directly from the minimum detectable value of this magnitude.

pharmacology