More than 1 in 9 Brits have had sex with someone they met on Facebook

To poke or not to poke? That is the question — and apparently a growing number of adults in the U.K. display proclivity to the former. At least that’s what a new survey by PollOne.com (and first reported on by AllFacebook.com ) would lead us to believe. The survey questioned 2,000 adults about their online habits and sexual activity and found that 11 percent of Britons have had sex with someone they’ve met on Facebook. Ten percent have done it with someone at work — and 50 percent of those in…