How To Use Autocatalytic In A Sentence
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For an example of one reaction that autocatalytically produces an enantiomeric excess, look up the Soai reaction. mmurphy21
Abiogenesis: How plausible are the current models? - The Panda's Thumb
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The observations also suggest that ethylene in ripening is regulated entirely in an autocatalytic manner.
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By autocatalysis or autocatalytic evolution he refers to ‘intrinsically driven and self-propelled’ biological change.
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This is a complex autocatalytic oxidation-reduction reaction in which one of the active species changes color on oxidation.
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My point to Raevmo centers around the way a process relates to autocatalytic RNA.
A Modest Proposal (By a Somewhat Modest Engineer)
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At elevated oxygen pressures, beta-carotene loses its antioxidant activity and shows an autocatalytic pro-oxidant effect.
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My premise did not exclude communities or require replication that is "autocatalytic".
Bits and Pieces of an RNA World
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During the autocatalytic cycle of growth and reproduction of higher plants, the embryo in the seed grows, under suitable conditions, to form a plant with leaves and roots.
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Pear are climacteric fruit: their ripening is associated with a burst of autocatalytic ethylene production.
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As a platelet is activated it can release ADP and thromboxane, both potent autocatalytic molecules.
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Protein digestion begins in the stomach, where a proenzyme called pepsinogen is secreted, autocatalytically converted to Pepsin A, and used for the first step of proteolysis.
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It's also the simplest kind of autocatalytic set, with only a pair of elements working together; there's nothing to say there couldn't be three interlocking cycles, or four, or a hundred, instead of just two.
Pharyngula
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More such collectively autocatalytic sets can evolve to novel sets so evolution can occur.
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A change in the gene - a mutation - results not in the destruction of its autocatalytic power but in a modification of the autocatalytic process that now duplicates the altered gene.
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During the autocatalytic cycle of growth and reproduction of higher plants, the embryo in the seed grows, under suitable conditions, to form a plant with leaves and roots.
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This process is autocatalytic for some pro-enzymes such as pepsinogen [23-25] and cathepsins D and E.
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From the macro, the economy has just about reached the point of being what I would call autocatalytic, in that it's feeding itself.
CNN Transcript Oct 7, 2001
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While I have little doubt that there was an RNA World which preceded the DNA World, it seems reasonable to assume that something such as autocatalytic polypeptides would have preceded the RNA World.
New Trouble for Wells's "Icon of Anti-Evolution #1"... - The Panda's Thumb
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The evolution of multicellularity therefore qualifies as an "autocatalytic" process; once set in motion, it drives itself exponentially from then on.
Ancient Predator Revealed!
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Strongly autocatalytic processes can be successfully catalysed by relatively small populations of catalyst in this case reaction product, and while we tend to assume that our flask of racemic material is purely 50:50 of each enantiomer, reality is more complex.
Ten Questions to Ask Your Biology Teacher - The Panda's Thumb
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If the catalyst itself is the product of biological processes, the reaction cycle is called autocatalytic.
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Jagers op Akkerhuis said, is the set of so-called autocatalytic enzymes, which are chemicals that react in a self-perpetuating cycle.
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