Within its B - movie premise, Rise asks real questions about the future of humanity and the ethics of experimenting on animals... and doesn't take any easy answers. (io9.gizmodo.com)
In most cases, it would be unethical to conduct experiments on human beings. (customcollegeessays.com)
These place less strain on the kidneys, the researchers discovered when they did experiments on rats with damaged kidneys. (ergo-log.com)