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Though it is not yet clear whether such pre-natal exposure shapes taste-perception, there is evidence that it shapes preferences for foods encountered later in life.
ECONOMIST: Twin research
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However, simply promoting foods as healthy to consumers may not be effective because of the perception that they taste worse.
FORBES: Can Food Marketers Not Make Us Fat?
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Dr Breslin and his colleagues want to find out how genes influence human perception, particularly the senses of smell and taste and those (warmth, cold, pain, tingle, itch and so on) that result from stimulation of the skin.
ECONOMIST: Twin research