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.

[Q]: 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
[A]: chemistry


[Q]: Question: Which of these compounds is a product generated directly by the pentose route? 
 Options:  <0> NADP +. <1> NADPH. <2> NADH <3> Fructose-1, 6-bisphosphate. <4> CoA.
[A]: chemistry


[Q]: Question: They produce myelin in the central nervous system: 
 Options:  <0> Astrocytes <1> Ependymal cells. <2> Satellite cells. <3> Schwann cells. <4> Oligodendrocytes
[A]:
biology