Stem-cell research is one of the hottest areas in biology and neuroscience because stem cells are:

In the early nineteenth century, the brains of Africans, Native Americans, and Asians were

a) considered to be simple and crude, resulting in lower rates of insanity. b) considered to have a higher level of cognitive sophistication, resulting in lower rates of insanity. c) thought to be the same as all people, so their rates of insanity were equal to "non-native" peoples. d) not subjected to the ills of living in an industrialized society, resulting in lower rates of insanity.

Information typically stays in _____ for the briefest amount of time

a. working memory b. short-term memory c. long-term memory d. sensory register