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: Within the main phases of extrusion and spheronization we have: 
 Options:  <0> Dry mix, wet kneading and compaction. <1> Wet kneading, compaction and drying. <2> Wet mixing, compaction, and drying. <3> Wet kneading, drying and sieving. <4> Kneading dry, drying and sieving.
pharmacology

Question: In the replication of eukaryotic DNA the functions that correspond to the gamma (γ) DNA polymerase are: 
 Options:  <0> Translational synthesis of nuclear DNA. <1> Replication and repair of mitochondrial DNA. <2> Initiation of nuclear DNA synthesis. <3> Repair of nuclear DNA. <4> Synthesis of the leading and delayed nuclear DNA chain.
biology

Question: The color centers or F centers are produced: 
 Options:  <0> Exclusively in crystals that contain fluorine. <1> By heating a crystal in the vapor of an alkali metal. <2> By cooling a crystal in the vapor of an alkali metal. <3> By heating a crystal in the presence of fluorine. <4> By cooling a crystal in the presence of fluorine.

chemistry

