When compared to cis fatty acids, trans fatty acids: O can adopt extended conformation O None of the choices listed O More than one of the choices listed O contain a configuration that introduces a kink in the chain O have a lower melting point
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- vat *Pyruvate carboxylase, which catalyzes conversion of pyruvate to medbo which cat oxaloacetate, is a regulatory enzyme activated by acetyl-SCOA.A ms Ido Explain why this control is advantageous to organisms. el pidotes to 316q beisbianoo olovo bios bixdio eda ei ydw ni 169qqs son esob nopyxo 16Iuselom nouods nove mellodstem Slovo od to noijose s zonado nostoals ont To 9300098 opo bias oito any contenos ain't ty dopo of basi sio S OU *While acetyl-SCOA activates pyruvate carboxylase, it inhibits pyruvate kinase. Explain how this is consistent with the idea of 9 complementary control.pе pпiwollot or to doss to slovo bios sitio :eyswdisq otlodsjem E2- noitididat xosdb99tdtermoine numberof ATPS GENERATED FROM COMPLETE oxidation of fructose-6-phosphate isocitrate stearidonic acid [18 carbons triangle 6,9,12,15] indicate where everything comes from ex ATPS FROM GLYCOLYSIS , NADH FROM TCA ETC LIST ALLYears ago there was interest in using uncouplers such as dinitrophenol as weight control agents. Presumably, fat could be oxidized without concomi- tant ATP synthesis for re-formation of fat or carbohydrate. Why was this a bad (i.e., fatal) idea?
- The biosynthesis of vitamin D₂ is a two-step reaction, requiring two types of concerted pericyclic reactions. Draw in the arrows for each step and identify the structure of precalciferol. If an electrocyclic reaction is required, identify if it occurs through a conrotatory or disrotatory reaction. HO H H ergosterol hv precalciferol Cast HO ergocalciferolWhich of the following statements is true O Sphingomyelin posses phosphoryl serine in addition to two long hydrocarbon chains, one contributed by a fatty acid and the other by sphingosine OLipid compositions of membrane mono-layers are symmetrical O Unsaturated fatty acids have double bond(s) in the cis configuration In ABO blood typing, lack of glycosyltransferase and galactosyltransferase produces AB blood groupHandwritten Identify the molecule names, enzyme name, enzyme classification and change in reaction(for glycolysis pathway)
- ATP ADF R D Match the structure given with the name. Acetyl coenzyme A pyruvate Complex V of the electron transport - oxidative phosphorylation pathway. ATP Synthase Mitochondrion FAD COA not shown D с B A1) Tabulate the differences and/ or similarities of the different kinds of coenzymes and cofactors. Structure Source ATP SAM COA Retinal THF- tetrahydrofolate Vitamin K NAD, NADP FMN, FAD TPP PLP Adenosylcobalamin methylcobalamin and Function/ Role/ ImportanceHow many ATP molecules can be generated from one mol of 14CH3-COOH? (The conversion of acetate to acetyl-CoA requires the consumption of 2 ATP.)
- During a 20-minute workout, a person burns 350 calories. What is the number of grams of glucose undergoing glycolysis in muscle cells with ample supply of oxygen? NADH in muscle cells is transported via the glycerol phosphate shuttle (which byhpasses Complexes I and II of the ETC). The human ATP synthase has 8 c subunits. Take note: Molar mass of glucose is 180 g/mol 1 calorie = 4.184 J phosphorylation potential in muscle cells is ~55 kJ/molMetobsh Shegy Seyres Aaretie Feaden ydaar e agalep ATP C0 edueod eo AP, Co mdupooi eganie e Alconol 1. What are the three kinds of enzyme-controlled reactions so that the chemical-bond energy from a certain nutrient is released to the cell in the form of ATP? 2. What are the hydrogen electron acceptors for aerobic and anaerobic respiration as well as in fermentation? 3. These are the by-products of aerobic respiration that are considered low-energy moiecules. 4. What are the outputs produced by anaerobic respiration? What about in fermentation? 5. What are two general metabolic mechanisms by which certain cells can oxidize organic fuel and generate ATP without the use of oxygen?Compound A below is a key intermediate in the synthesis of keto-myo-inositol B. Suggest a synthetic route for the preparation of A from D-glucose C giving structures for all of the intermediates in your scheme. Ph3CO. Но, HO HO HO, HO 'HO. ОН ОН Ph CH3 А В