Most neurons rest at a membrane voltage which is slightly more positive than the equilibrium potential for potassium. This is because in addition to the current that flows through leak potassium channels, there is also a small amount of current that flows through __.

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

Are the earth's ocean floor and continents the same age geologically? why or why not?

Amoeba sisters video recap pedigrees