3 ms·
Yes. See, for example, this overview of studies of identical vs fraternal twins and other lines of evidence shows that an average of about 50% (up to ~70% for c
by aaronharnly 8y ago
Yes. See, for example, this overview of studies of identical vs fraternal twins and other lines of evidence shows that an average of about 50% (up to ~70% for cocaine) of the variability in addictive behavior can be explained by genetic variation.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3506170/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3506170/