At the time, Mr. Snow said the president was among those who considered destroying embryos for research to be murder.

It has become an emotional debate because the research involves destroying embryos.

And many staff members say they dread destroying embryos when patients request it.

But the studies draw strong moral objections from social conservatives because they involve destroying human embryos.

But abortion opponents say the research destroys embryos and, therefore, violates human life.

But he proposes an immoral means: stem cell research that destroys human embryos.

But the cells cannot be obtained without destroying human embryos, which opponents of the research say is tantamount to murder.

Those cells are obtained by destroying human embryos, which some people view as human life.

You also know that European funds will provide an incentive for destroying human embryos.

The two men were also asked about federal financing for stem cell research, which is controversial because it involves destroying human embryos.