It's that smaller group of individuals who might be genetically predisposed to harboring levels of M. smithii that might put them at higher risk of developing obesity.

CNN: Can you smell obesity?

If your eggs are getting thawed out and fertilized in vitro, why not be certain you are getting just the child you want by choosing its sex or making sure she isn't genetically predisposed to, say, depression or cancer?

WSJ: The Ethics of Egg Freezing

At the same time, I truly believe there are plenty of people in the insurance industry who wish their companies did not make a profit by excluding the woman who discovers she's genetically predisposed towards getting breast cancer, or by burdening the family whose child has autism with unmanageable premiums.

CNN: Clinton's September 17, 2007, speech on health care

Now, eventually we were lucky we got these costs approved, because the point was she didn't know, nobody had diagnosed it, and if you start having a -- the standard of preexisting condition is you might have had that illness some time at some point before you -- or you were genetically predisposed to it, potentially none of us would ever get any insurance.

WHITEHOUSE: Online Town Hall