New bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether says that DNA helps decide bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether we prefer coffee or tea. Researchers from a bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether in Australia studied bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether our DNA affected our bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether and why we like some things more than bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether . The researchers think they know why bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether of us prefer coffee while others like tea. People who like bitter tastes are more bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether to drink coffee. People who are more bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether to the bitter taste of caffeine are more likely to prefer coffee to tea. They were also more likely to drink more coffee than those who were not so sensitive to bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether . Researchers looked at bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether on more than 400,000 people. They also looked at a bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether that compared the tastes of 1,757 twins with their bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether . DNA is not the only bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether affecting people's tastes. Other things like our environment, bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether factors or the bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether of medicine can also affect our taste. One researcher said we can learn to like coffee. He said: "Bitter taste...is shaped not bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether by [DNA], but also bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether factors. Even though humans bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether dislike bitterness, we can learn to like or enjoy bitter caffeine data effects environmental how likely naturally only others research sensitive siblings social some study taste thing university whether -tasting food after being exposed to environmental factors."