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Such cell death can be caused by disruptions in the process of either fusion or fission. [4] The shapes of mitochondria in cells are continually changing via a combination of fission, fusion, and motility. Specifically, fusion assists in modifying stress by integrating the contents of slightly damaged mitochondria as a form of complementation.
Mitochondrial fission is the process by which mitochondria divide or segregate into two separate mitochondrial organelles. Mitochondrial fission is counteracted by mitochondrial fusion , where two mitochondria fuse together to form a larger one. [ 1 ]
Nuclear data represents measured (or evaluated) probabilities of various physical interactions involving the nuclei of atoms. It is used to understand the nature of such interactions by providing the fundamental input to many models and simulations, such as fission and fusion reactor calculations, shielding and radiation protection calculations, criticality safety, nuclear weapons, nuclear ...
Melodic fission occurring in mm 1-2 of the Allemande from J.S. Bach's violin partita in B minor (BWV 1002). [1] Red and blue have been used to denote the two separate streams. In music cognition , melodic fission (also known as melodic or auditory streaming , or stream segregation ), is a phenomenon in which one line of pitches (an auditory ...
FIS1 is indirectly involved in mitochondrial fission via binding dynamin-related protein 1 . [12] [15] By extension, FIS1 helps regulate the size and distribution of mitochondria in response to local demand for ATP or calcium ions. [13] In addition, mitochondrial fission may lead to release of cytochrome C, which eventually leads to cell death. [9]
Fission (biology), the division of a single entity into two or more parts and the regeneration of those parts into separate entities resembling the original; Nuclear fission, when the nucleus of an atom splits into smaller parts; Fission (band), a Swedish death metal band; Fission, by Jens Johansson
For heavy nuclides, it is an exothermic reaction which can release large amounts of energy both as electromagnetic radiation and as kinetic energy of the fragments (heating the bulk material where fission takes place). Like nuclear fusion, for fission to produce energy, the total binding energy of the resulting elements must be greater than ...
Scientists already knew about alpha decay and beta decay, but fission assumed great importance because the discovery that a nuclear chain reaction was possible led to the development of nuclear power and nuclear weapons. Hahn was awarded the 1944 Nobel Prize in Chemistry for the discovery of nuclear fission.