Fallout‘s Forced Evolutionary Virus, or FEV, is an artificial megavirus created by West-Tek’s NBC Division in the mid-2070s. It’s transmissible by injection, direct contact, or an aerosol solution.
In simple terms: a mutation is a stable change in genetic sequence that can be copied when cells or viruses replicate. Most mutations have no detectable effect, some contribute to disease, and a small ...