Scientists have discovered what exactly leaves a sour taste in the mouth. A US team have found a protein in taste receptor cells on the tongue that detects sourness - warning mammals the food might be spoiled or unripe. >>> Discuss This Story
Scientists have discovered what exactly leaves a sour taste in the mouth. A US team have found a protein in taste receptor cells on the tongue that detects sourness - warning mammals the food might be spoiled or unripe. >>> Discuss This Story
