Hydrophobic interactions between nonpolar molecules or groups: A. result from the tendency to maximize water's contact with nonpolar molecules. B. depend on strong permanent dipoles in the nonpolar molecules. C. are the result of strong replusion between water and nonpolar regions. D. are the result of strong attractions between nonpolar regions. E. require the presence of surrounding water molecules

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?

What percentage of light hits earth's surface directly?

The same agricultural practices are used in every country of the world. select the best answer from the choices provided t f