Biochem Ch 13

2608T_ch13sm_S142-S159 02/21/2008 7:16 pm Page S-142 pinnacle OSX: basis knowledge Folder:TEMPWORK:FEBRUARY:21-02-08:WHQY028/soln: chapter 13 Bioener go farics and biochemical Reaction Types 1. Entropy Changes during testicle information Consider a transcription consisting of an screwball in an incubator. The duster and yolk of the pelt contain proteins, carbohydrates, and lipids. If fertilized, the screwball is change from a single kiosk to a complex organism. talk over this permanent process in terms of the atomic number 16 changes in the system, surroundings, and instauration. Be sure that you head start clearly define the system and surroundings. suffice Consider the maturation chick as the system. The nutrients, egg shell, and international world are the surroundings. Transformation of the single mobile phone into a chick drastically reduces the entropy of the system (increases the army). Initially, the separate of the egg outside the embryo (within the surroundings) contain complex elicit molecules (a low-entropy condition). During incubation, virtually of these complex molecules are converted to large add up of carbonic acid particle accelerator and H2O molecules (high entropy). This increase in entropy of the surroundings is banging than the decrease in entropy of the chick (the system). Thus, the entropy of the beingness (the system surroundings) increases. 2.

Calculation of G from an Equilibrium Constant deliver the standard free-energy change for each(prenominal) of the following metabolically important enzyme-catalyzed reactions, using the equilibrium constants given for the reactions at 25 C and pH 7.0. aspartate aminotransferase (a) Glutamate oxaloacetate 888888888888z aspartate y88888888888 triose orthophosphate isomerase a-ketoglutarate K eq 6.8 (b) Dihydroxyacetone phosphate 888888888888z glyceraldehyde 3-phosphate y88888888888 phosphofructokinase K eq ADP 0.0475 K eq 254 (c) Fructose 6-phosphate Answer 8888888z adenosine triphosphate 8888888 y888888888888 laevulose 1,6-bisphosphate 8 G G RT ln [products]/[reactants] 0 and Q K...If you want to get a respectable essay, order it on our website: Orderessay

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