Hereditary predispositions to psychological disorders are most probably due to a defect in

This is most likely to be a defect in the metabolism of one or more neurotransmitters. Research has shown that several genes associated with mental disorders are responsible for the generation and metabolism of neurotransmitters. This is why many mental illnesses are prone to inheritance.

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Hereditary predispositions to psychological disorders are most probably due to a defect in the metabolism of one or more neurotransmitters. hereditary predisposition arises when genes responsible for mental disorders causes generation and metabolism of neurotransmitters. As a result, mental illnesses that are not caused by physical injury are mostly hereditary.