A proton is a component of an atomic nucleus with a mass defined as 1 and a charge of +1. ... A solution a of weak proton acid its and conjugated proton. Proton Pumps. Proton definition, a positively charged elementary particle that is a fundamental constituent of all atomic nuclei. Buffer Definition Biology Quizlet. A proton is a subatomic particle with a mass defined as 1 and a charge of +1 (positive charge). Definition of proton-motive force in the Definitions.net dictionary. As water builds up on one side of the dam, the concentration gradient is high and has lots of potential energy. A proton is a subatomic particle with a positive electric charge. A proton is indicated by either the symbol p or p+. Information and translations of proton-motive force in the most comprehensive dictionary definitions resource on the web. If we think of a cell membrane as a dam, we can get a better idea of how the transporters in membranes work. Symbol: P See more. It weighs 1 amu. Definition of Protons. What does proton-motive force mean? Nucleus, in biology, a specialized structure occurring in most cells (except bacteria and blue-green algae) and separated from the rest of the cell by a double layer, the nuclear membrane. proton [pro´ton] an elementary particle of mass number 1, with a positive charge equal to the negative charge of the electron; a constituent particle of every nucleus, the number of protons in the nucleus of each atom of a chemical element being indicated by its atomic number. The proton was discovered by Ernest Rutherford in 1918 (though the concept had been earlier suggested by the work of Eugene Goldstein). imagine. Discovery of the Proton . Its energy can either be used right away to do work, like power flagella, or be stored for later in ATP. proton: Positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element. A proton is indicated by either the symbol p or p +. Proton Definition. The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes. Proton definition is - an elementary particle that is identical with the nucleus of the hydrogen atom, that along with the neutron is a constituent of all other atomic nuclei, that carries a positive charge numerically equal to the charge of an electron, and that has a mass of 1.673 × 10—27 kilogram. Basically, this causes the cell to act like a tiny battery. Learn more about the Co Carbon Cycle Definition. buffer definition biology quizlet. The proton motive force occurs when the cell membrane becomes energized due to electron transport reactions by the electron carriers embedded in it. It is the lightest and most stable baryon, having a charge equal in magnitude to that of the electron, a spin of ½, and a mass of 1.673 × 10-27 kg. imagine. neutron: A subatomic particle forming part of the nucleus of an atom. It has no charge. […] Înapoi. 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