The story of the Ring of Gyges suggests that when people are free to do whatever they want without consequences, they tend to behave

Which of the following is impossible, according to psychological egoism?

Define altruism and describe a case in which a person appears to behave altruistically. How would the psychological egoist explain the person’s behavior in the case you describe? Do you find the egoist’s explanation plausible in this case? Why or why not?

A psychological egoist would claim that giving up something you want for the sake of a loved one is

Hume thought that moral knowledge couldn’t be empirical because

Mice must be anesthetized for retro‐orbital blood collection or injections.

Rhesus monkeys are an example of Old World Monkeys 

This organization publishes Guidelines for Euthanasia.  

Due to the high ratio of evaporative surface area to body mass, mice have a reduced sensitivity to water loss than do most mammals

What are the three “R’s” of research involving animals?