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: Glycolysis and hepatic gluconeogenesis are regulated reciprocally by facilitated hormonal mechanisms, in addition to an important metabolite that determines whether glucose should be synthesized or degraded. Which?: 
 Options:  <0> Fructose 6-phosphate. <1> Fructose 1,6-bisphosphate. <2> Fructose 2,6-bisphosphate. <3> Pyruvate. <4> Lactate

SOLUTION: chemistry

PROBLEM: Question: The negative feedback regulation of thyroid hormone is as follows: 
 Options:  <0> High concentrations of circulating free T3 and T4 that elevate HRT. <1> High concentrations of circulating free T3 and T4 that raise TSH. <2> High concentrations of circulating free T3 and T4 that decrease TRH. <3> Decreased TRH that elevates TSH. <4> Decreased TSH that elevates HRT.

SOLUTION: nursery

PROBLEM: Question: Affective rigidity is characterized by: 
 Options:  <0> Rapid changes in mood. <1> Affective expression is discordant with the situation. <2> Absence of reactive positive feelings. <3> Inability to modulate affect depending on situations. <4> Little intense emotional responses.

SOLUTION:
psychology