The basic taste sensations are different in that each sensation works through:

Question

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The basic taste sensations (sweet, sour, salty, bitter, umami) are different in that each sensation works through a different chemical reaction route in a taste cell. This is why certain substances or chemicals activate specific taste receptors on the tongue and are perceived as a particular taste sensation. For example, sweet taste receptors are activated by sugars, while sour taste receptors respond to acids.

The Basic Taste Sensations Are Different in That Each Sensation