The fact that the choice between tea and coffee laid in humans at the genetic level.
The people of Germany, Brazil and the US traditionally prefer coffee, but the Chinese, Indians and Russians are big tea drinkers.
The researchers conducted a series of studies and found that the reasons for these preferences are hidden not only in historical contexts, but in different mentality. The fact that the choice between tea and coffee laid in humans at the genetic level.
Experts said then that the addiction to caffeine are responsible of the genetic variation, and only eight of them. Love for coffee you can also identify mutations in genes of bitter taste receptors. It turned out that among those who drank more than 4 cups of coffee, is dominated by people with a very high sensitivity to caffeine. However, they mostly really don’t like tea and hardly drink alcohol, unlike those in whom such mutations are absent.
Tea drinkers are people with high sensitivity to quinine. They don’t like coffee, and it is very much addicted to alcohol. Scientists say that, despite some preferences, everyone needs to remember that tea is recognized as a healthy drink which is much more positive affect on the body than coffee.
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