Genetic evidence shows loss of three basic tastes in penguins

A University of Michigan-led study of penguin genetics has concluded that the flightless aquatic birds lost three of the five basic vertebrate tastes—sweet, bitter and the savory, meaty taste known as umami—more than ...

Researchers discover how we perceive bitter taste

Humans can sense five different tastes: sour, sweet, umami, bitter, and salty, using specialized sensors on our tongues called taste receptors. Other than allowing us to enjoy delicious foods, the sensation of taste allows ...

Cats retain multiple functional bitter taste receptors

According to new research from the Monell Center, cats have at least seven functional bitter taste receptors. Further, a comparison of cat to related species with differing dietary habits reveals that there does not appear ...

Research team elucidates evolution of bitter taste sensitivity

It's no coincidence that the expression "to leave a bitter taste in one's mouth" has a double meaning; people often have strong negative reactions to bitter substances, which, though found in healthful foods like vegetables, ...

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