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: The six-membered cyclic ether with an oxygen atom is called: 
 Options:  <0> Oxolane <1> Oxano <2> Dioxane <3> Oxirano. <4> Oxetano.
[EX A]: chemistry

[EX Q]: Question: Immediately after the herpes virus decapsidation takes place: 
 Options:  <0> Synthesis of an own RNA polymerase. <1> Circularization of its genome. <2> Lysis of the endosome. <3> Transcription of the viral DNA polymerase. <4> Synthesis of a protein that inhibits the replication of the host cell.
[EX A]: biology

[EX Q]: Question: The septic shock that can occur in the course of systemic infections due to Gram-negative bacteria is due to: 
 Options:  <0> Lipopolysaccharide. <1> Peptide-glucan. <2> Teicoic acids. <3> Flagellin <4> K. Antigen
[EX A]:
pharmacology