I was looking at poll results for Genetically Modified Organisms (GMO). Internationally the results are all over the place, but within nations the data suggest a pretty strong notional resistance to "playing God," with a rank order of aversion spanning plants (least averse) to humans (most averse). There is some mild positive correlation between education and trust/acceptance of GMOs, and also some between irreligion and attitudes towards cloning and such for animals. The The Pew Initiative On Food And Biotechnology has some good data. For example:
Religious attendance also has a significant effect on comfort with animal cloning, with less religious Americans expressing greater comfort and more religious Americans harboring greater reservations. Nearly one third (30%) of those who attend religious services a few times a year or less are comfortable with animal cloning and just 54% are uncomfortable; those who attend once a month exhibit somewhat less comfort, at ...