These neutrons may be emitted during either spontaneous or induced nuclear fission. She is energetic, spontaneous, and fearless. Sexual desire can be spontaneous or responsive. There is evidence to support different cognitive mechanisms for provoked and spontaneous confabulation. Non-human animals may experience both spontaneous and traumatic pneumothorax. This phenomenon is explained as phase synchronization and spontaneous order. Pasteur performed several experiments to disprove spontaneous generation. This phenomenon is recognized as spontaneous order. But it also serves as an outlet for experimentation, new releases, and spontaneous creativity. High scores on conscientiousness indicate a preference for planned rather than spontaneous behavior. Myocardial cells possess the property of automaticity or spontaneous depolarization. His findings and ideas were against the prevailing notion of spontaneous generation. A fourth decay by direct spontaneous fission was also proposed. This put an end to the previous theory of spontaneous generation. These cases are examples of spontaneous parthenogenesis.