An atomic nucleus may consist of protons.Logical formLearned from2 sentences. Protons may be travelled.Logical formLearned from2 sentences. A proton can be at_rest.Logical formLearned from2 sentences. A proton may undergo a displacement.Logical formLearned from2 sentences. A mechanism can be for (proton decay).Logical formLearned from2 sentences. A positive charge may pertain-to a proton.Logical formLearned from2 sentences. (Proton storms) can be energetic.Logical formLearned from2 sentences. (Proton flares) can be solar.Logical formLearned from2 sentences. Protons may undergo a buildup.Logical formLearned from2 sentences. Protons may undergo a movement.Logical formLearned from2 sentences. An atomic number of an element can be a number of protons.Logical formLearned from2 sentences. A (proton gradient) may undergo an establishment.Logical formLearned from2 sentences. Protons may be pumped across a membrane.Logical formLearned from2 sentences. Some reactions may involve an exchange of protons.Logical formLearned from2 sentences. An isotope of hydrogen may have a proton.Logical formLearned from2 sentences.