And as an example of this, if as a fetus you were exposed to a lot of stress hormones through your mother, epigenetics is going to produce your amygdala in adulthood as a more excitable form, and you're going to have elevated stress hormone levels.
Tarkastellaan seuraavaa: jos sikiö altistuu suurelle määrälle äidin stressihormoneja, epigenetiikka tuottaa mantelitumakkeesta aikuisena herkemmin reagoivan, minkä vuoksi stressihormonitasosi  ovat korkeammat.