The Biological Theory of Addiction

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Put the missing words in their correct place.

RA Lomax

Nueva Zelanda

#	Jugador	Acierto	tiempo
1	RA Lomax 1 de Marzo de 2026	% 92	01:42

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Completar Frases The Biological Theory of AddictionVersión en línea Put the missing words in their correct place. por RA Lomax 1 The biological approach to explains that some people are more to addictive behaviours due to genetic and neurological factors . One key example is the A1 variant of the gene , which is linked to having fewer D2 receptors in the brain . Dopamine is a that plays a central role in the brain ? s reward pathway , us to behaviours that are or beneficial for survival . When someone with the A1 variant engages in activities that increase dopamine , such as using or alcohol , their limited number of receptors can make everyday rewards feel less . Substances that stimulate the dopamine reward pathway temporarily for this deficiency , producing intense pleasure . Over time , this can drug - seeking behaviour , as the brain comes to on the substance to activate the pathway and provide feelings of reward .