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Body atlas. Taste and Smell. The Food Machine | |
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Receptors on the surface of the tongue allow us to taste, and receptors on the nose help us distinguish between smells. How do our receptors differ from those of animals, and why are they not so perfect? What is the secret of talented wine tasters? And how does the common cold, as well as hay fever and other allergies affect our perception of the surrounding tastes and smells?
Take a tour of the digestive canal to find out what happens to the food we consume. Starting with a powerful threshing
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