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Endergonic in Biological Definition

Endergonic reaction

... Exergonic An endergonic reaction is a chemical reaction in which the change in free energy is positive. An endergonic reaction is a reaction in which ΔG > 0 in Gibbs free energy , in ...

Exergonic reaction

... is a chemical reaction where the variation of free energy is negative. This tells us the direction that the reaction will follow. See also: endergonic reaction ...

Life

... utilize the free energy they need to carry out their various functions. They do so by coupling the exergonic reactions of nutrient oxidation to the endergonic processes required to maintain the living state, such as the performance of mechanical work, the active transport of molecules against concentration ...

Primary nutritional groups

... at least one proton over a membrane (equals to -15 to -20 kJ/mol). In contrast, phototrophs may use any electron donor and can even catalyse highly endergonic reactions (e. g. the photosynthetic production of starch from water and CO 2 ). It should be noted that the terms aerobic respiration , ...
Endergonic in Biological Dictionary

Exergonic reaction

...trasted... Energy, exergonic reactions , and endergonic reactions . How cells store energy: ATP ... ... is negative, [ 1 ] indicating a spontaneous endergonic reaction This article does not cite any ... ... The reaction in photosynthesis can be endergonic or exergonic ? Read ... (d) Exergonic ...

Endergonic reaction

... In chemical thermodynamics, an endergonic reaction is a chemical reaction in which the ... is a negative net result. For an ... endergonic means absorbing energy in the form of work. Its ... from the Greek root en, meaning put into. endergonic reactions are not spontaneous. By thermodynamic ...

Catabolism

... occurs. ... Definition and other additional information on Catabolism from Biology-Online.org dictionary. ... Re: Anabolism/ Catabolism as endergonic or Exergonic? ... Catabolism . Anabolism. Autotrophic Nutrition. Heterotrophic Nutrition ... Typically, in catabolism , larger organic molecules ...

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(Date:8/21/2014)... In a finding that has implications for life in ... in the solar system, LSU Associate Professor of Biological ... National Science Foundation, or NSF, this week published a ... lake that lies 800 meters (2600 feet) beneath the ... microbial ecosystems.", Given that more than 400 subglacial lakes ...
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