TASK DEFINITION: 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.
PROBLEM: Question: All RNA (-) viruses present: 
 Options:  <0> Segmented genome. <1> Lipid envelope. <2> Helical nucleocapsid <3> Icosahedral nucleocapsid. <4> Reverse transcriptase.

SOLUTION: biology

PROBLEM: Question: What element plays a physiological role in the prevention of gastroesophageal reflux? 
 Options:  <0> Upper esophageal sphincter <1> Angle of His. <2> Hernia of Hiato. <3> Purkinje angle. <4> Pyloric sphincter

SOLUTION: pharmacology

PROBLEM: Question: What happens to the kinetic parameters of a michael enzyme in the presence of a competitive inhibitor ?: 
 Options:  <0> Vmax decreases, Km increases. <1> Vmax decreases, Km decreases. <2> Vmax decreases, Km does not change. <3> Vmax does not vary, Km increases. <4> Vmax does not vary, Km decreases.

SOLUTION:
chemistry