There are also a number of features that vary between continents like that that have to do with how we metabolize food that we ingest, or that have to do with how our immune systems deal with microbes that try to invade our bodies.
Il y a également un certain nombres de traits qui varient entre les continents comme ce qui concerne la manière dont nous métabolisons la nourriture, ou ce qui concerne la manière dont nos systèmes immunitaires traitent les microbes qui essayent d’envahir notre corps.