With enough environmental and lifestyle factors like diet and food intake could epigenetics cause a quasi speciation event amongst 2 humans birthed from the same womb.
>>170604915 gum.
>>17060549Like mentos flavored diet soda.
>>17060491Why did he do it?
Learn what genetic assimilation is>https://en.wikipedia.org/wiki/Genetic_assimilationNevertheless even with genetic assimilation there's probably no degree of phenotype alteration you could make which goes so far as to speciate someone.