At Wisconsin, he also helped prove that genetic mutations occurred spontaneously, confirming a long-held belief of evolutionary studies.
Some time ago, I visited a place where seemingly protective microbes occurred spontaneously.
With certain types of staphylococci, Moellering said, "mutations have occurred spontaneously in nature that cut down on a number of virulence factors... but they still cause serious infections.
That outcome appears now to have occurred spontaneously, urged on by the governor, according to interviews here.
Her menarche occurred spontaneously 6 months after surgery.
Therefore, we argue that this local uplift occurred spontaneously.
The self-assembly of 5-ALA-SQ building block occurred spontaneously in aqueous media.
Myriad activities were part of daily life and occurred spontaneously using universal motor recruitment patterns.
Continuous endothelial injury and the subsequent repairing mechanism might have induced a hypercoagulative state, and fibrin-platelet deposition was believed to have occurred spontaneously.
Stable and reproducible catalytic combustion of methanol vapor occurred spontaneously at room temperature with the prepared Pt TiO2/Al2O3 as a catalyst.
These attacks occurred spontaneously but could also be triggered by gentle rubbing of the right ear for a few seconds (Figure 1).
