Questions about lifespan, DNA, and whether it's down to choice, environment, or pure chance have been and will continue to be asked. A new study published in the journal Science suggests that genes play a much larger role in determining human longevity than previously thought, explaining about 50 percent of the variation in lifespan, according to an analysis by researchers at the Weizmann Institute of Science in Israel. The estimate is almost double the conclusions of previous studies and is

Tag-uri: DNA