Where is the water table located?
a. 10 ft below the surface
b. below the saturated zone
c. at the top of the saturated zone
d all of the above

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?

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.