That means environmentally inducedeffects that are translated into action by this sort of epigenesis might be being confused by researchers with inherited ones.
The goal was to sort out whether some people were genetically more likely to get cancer or whether there were potential health effectsinduced by chemicals in tobacco smoke.
The Nature article, also published Thursday, said that such shifts in weather patterns and human-induced changes could have sudden and unpredictable effects on the global ecosystem, including the collapse of food supplies and other problems.
In the meantime, it would be irresponsible to invite EMP-induced disaster by remaining unable either to defend against or to deter such an attack and its effects.