instruction:
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:
Question: The primosome: 
 Options:  <0> It is also called primasa or Dna G protein. <1> It is the complex responsible for the synthesis of the Okazaki fragments. <2> It is a bacterial DNA ligase. <3> It is located in the mitochondria. <4> It is a functional unit of the bacterial replication complex.
answer:
chemistry


question:
Question: The chemistry of diazonium salts provides the main synthetic method for preparing aryl fluorides by a process called: 
 Options:  <0> Reorganization of Claisen. <1> Gabriel's reaction. <2> Diazotization reaction. <3> Sandmeyer reaction. <4> Schiemann reaction.
answer:
chemistry


question:
Question: The loss of 3 genes of the alpha chain of globin is the main cause of: 
 Options:  <0> Fetal drooping <1> Alpha-thalassemic trait. <2> Cooley's disease <3> Hemoglobin disease H. <4> Silent alpha-thalassemia.
answer:

pharmacology