Research to support a genetic component to ADHD indicates that the regulation of may be involved.

A) acetylcholine
B) serotonin
C) testosterone
D) benzoate

ADHD

Attention Deficit Hyperactivity Disorder, a neurodevelopmental disorder characterized by patterns of hyperactivity, impulsivity, and/or inattention.

Acetylcholine

is a neurotransmitter in the nervous system that plays an essential role in muscle contraction and aids in arousal, attention, memory, and motivation.

Genetic Component

Refers to the part of an individual's traits or conditions that are determined by genes, encompassing aspects like inherited characteristics, susceptibility to diseases, and physical attributes.