Pl help. It took the bike messenger 36 minutes to ride from the school to
the blue house. If they are 2160 meters apart, what was the
messenger's velocity?
a. 1 m/s south
b. 2 m/s south
c. 1.2 m/s south
d. 1.2 m/s

Atool suspected of being used at a crime scene should be tried out in a tool mark to see if it fits

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?

Building glycogen from glucose molecules is an example of what