Tag: "tongues" at biology news
Columbine flowers develop long nectar spurs in response to pollinators
...the longest spurs and pollinators with the longest tongues
[to tap the flowers' nectar] would be favored by n...inually drive the plants' spurs and the pollinator tongues
to exceptionally long lengths." But it turns out, Whittall and Hodges found, that evolution acts ...
Bitter or sweet? The same taste bud can tell the difference
...ents on taste bud cells taken from the rear of the tongues
of rats. (The back of the tongue has the highest concentration of taste buds.) They isolated single cells from individual taste buds. They attached very small, fine electrodes to these single cells in Petri dishes in order to record the electrical ac...
Cats' indifference towards sugar explained
...ll Chemical Senses Center. Scattered on mammalian tongues
are specialized taste bud receptors that recognize specific tastes, including, of course, sweet. Two different proteins hook together to make each sweet receptor. According to Brand, Xia Li (lead author of the study), and their coauthors, cats do not...