Apsychologist at harvard university wants to conduct an experiment using rats and mazes. the experiment doesn't involve humans. must the researcher have the irb give approval to conduct the experiment? 1.  no, as long as the experimenter follows the apa guidelines, the testing will be okay. 2.yes, the irb must approve any experiment regardless of whether it's animal or human testing. 3.no, as long as the funding to do the experiment came from a private source.4. yes, the irb must approve experiments only if animals are tested to prevent cruel treatment.

Read the aphorisms. be slow in choosing a friend, slower in changing. an open foe may prove a curse; but a pretended friend is worse. a true friend is the best possession. according to these aphorisms from benjamin franklin's poor richard's almanack, what might happen if a person is careless in choosing a friend? it is best not to have friends because they will usually betray you. casual friends are often the best and can be more trusted than enemies. a person who has betrayed you can sometimes become a good friend. a friend who is not carefully chosen can be worse than an enemy.