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: What are the components of a functional heme group ?:
Options: <0> Four molecules of bilirubin and one Fe3 +. <1> Four globins (2alpha + 2beta) and one Fe3 +. <2> One molecule of protoporphyrin and one Fe2 +. <3> One molecule of bilirubin and one Fe2 +. <4> Four globins (2alpha + 2beta) and one Fe2 +.

SOLUTION: pharmacology

PROBLEM: Question: Controls the passage of substances to the central nervous system:
Options: <0> Meninges. <1> Choroid plexus. <2> Hemato-encephalic barrier. <3> White substance <4> Schwann cells and oligodendrocytes.

SOLUTION: biology

PROBLEM: Question: Those avoidable inequalities, considered unfair in the access to health services between regions or between subgroups of population in the same country, corresponds to the term of:
Options: <0> Social inequality in health. <1> Equity in health. <2> Social determinants. <3> Inequity in health. <4> Poverty.

SOLUTION:
nursery