stepwise change
51Neutral theory of molecular evolution — The neutral theory of molecular evolution states that the vast majority of evolutionary changes at the molecular level are caused by random drift of selectively neutral mutants (not affecting fitness).[1] The theory was introduced by Motoo Kimura …
52Thermomechanical analysis — Introduction and definition of thermal analysis techniquesThermomechanical analysis (TMA) is one of a group of techniques termed thermal analysis (TA). The terminology of thermal analysis is recommended by the International Confederation of… …
53Protein precipitation — Precipitation is widely used in downstream processing of biological products, such as proteins. [http://www.rcsb.org/pdb/home/home.do] This unit operation serves to concentrate and fractionate the target product from various contaminants. For… …
54Diatonic and chromatic — Chromatic redirects here. For other uses, see Chromatic (disambiguation). Melodies may be based on a diatonic scale and maintain its tonal characteristics but contain many accidentals up to all twelve tones of the chromatic scale, such as the… …
55Pelagic Ecology of the Low Salinity San Francisco Estuary — Pelagic organisms spend all or part of their lives in the open water, where habitat isdefined not by edges but by physiological tolerance to salinity and temperature. The LowSalinity Zone (LSZ) of the San Francisco Estuary constitutes a habitat… …
56Abiogenesis — Primordial soup redirects here. For the board game, see Primordial Soup (board game). Origin of life redirects here. For views on the origins of life outside the natural sciences, see Creation myth. Pre Cambrian stromatolites in the Siyeh… …
57Software development methodology — A software development methodology or system development methodology in software engineering is a framework that is used to structure, plan, and control the process of developing an information system. Contents 1 History 1.1 As a noun 1.2 As a… …
58History of Christianity — Church history redirects here. For the journal, see American Society of Church History#Church History. For the magazine, see Christianity Today#Christian History. Church historian redirects here. For LDS official church historian, see Church… …
59Linear regression — Example of simple linear regression, which has one independent variable In statistics, linear regression is an approach to modeling the relationship between a scalar variable y and one or more explanatory variables denoted X. The case of one… …
60Meditation — This article is about the mental discipline. For the form of alternative dispute resolution, see Mediation. For other uses, see Meditation (disambiguation). A statue of the Buddha meditating, Borim Temple, Korea Meditation refers to any form of a …
