51.   Those relationships have raised a number of prickly ethical problems.

52.   We have no ethical problem with them.

53.   Who is in the dark about the ethical problems involved in cloning, the genome project and genetic testing?

54.   Another ethical problem crops up in competitive intelligence abroad.

55.   For some, there is no ethical problem with raising an animal for transplant when it is also raised to be eaten.

56.   Munoz said such favors have long posed ethical problems, and he predicted an internal investigation would result in a cleaner site selection process.

57.   Officials from the SEC and the other agencies involved said they had no ethical problems with using a hoax to educate consumers.

58.   That also eliminated the ethical problem of experimenting with healthy full-term babies whose mothers can easily breast-feed exclusively.

59.   Duplicating horses is a possible next step, and equine Olympians and race horses would pose fewer ethical problems than an all-Michael Jordan basketball team.