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... inhibits activity of pre-existing -ALA synthase diminishes the transport of -ALA synthase from cytoplasm to mitochondria after synthesis of the enzyme. represses the production of -ALA synthase by regulating gene transcription. stimulates globin synthesis to ensure that levels of free heme remain ...
... inhibits activity of pre-existing -ALA synthase diminishes the transport of -ALA synthase from cytoplasm to mitochondria after synthesis of the enzyme. represses the production of -ALA synthase by regulating gene transcription. stimulates globin synthesis to ensure that levels of free heme remain ...
S-nitrosothiols regulate nitric oxide production and storage in plants
... Given the impact of GSNOR1 on nitrate assimilation, we considered that GSNOR1 activity may be feedback regulated by nitrate. To examine this possibility, we grew WT plants under high nitrate availabilities that caused good growth vigour (25 and 40 mM), as well as lower nitrate availabilities (1 mM a ...
... Given the impact of GSNOR1 on nitrate assimilation, we considered that GSNOR1 activity may be feedback regulated by nitrate. To examine this possibility, we grew WT plants under high nitrate availabilities that caused good growth vigour (25 and 40 mM), as well as lower nitrate availabilities (1 mM a ...
Hydrogen Bonds and Hydrophobic Interactions of Porphyrins in
... dynamics simulations [7, 8] and density functional theory (DFT) [9-11] have provided considerable insight into the geometry of hydrogen bonds. In structural studies, however, the presence of hydrogen bonds is most often inferred rather than actually detected [12]. Hydrophobic interactions are consid ...
... dynamics simulations [7, 8] and density functional theory (DFT) [9-11] have provided considerable insight into the geometry of hydrogen bonds. In structural studies, however, the presence of hydrogen bonds is most often inferred rather than actually detected [12]. Hydrophobic interactions are consid ...
6 Energy
... in the mitochondria. Here, the NADH molecules from glycolysis and the TCA cycle are oxidized back to NAD so glycolysis can continue. It also generates 3 more ATP. When this system is performing in the presence of oxygen, oxygen is consumed and the waste product is water. When it is done anaerobicall ...
... in the mitochondria. Here, the NADH molecules from glycolysis and the TCA cycle are oxidized back to NAD so glycolysis can continue. It also generates 3 more ATP. When this system is performing in the presence of oxygen, oxygen is consumed and the waste product is water. When it is done anaerobicall ...
Nitrogenous Wastes
... to urea, as shown in Figure 1. The amino acid L-ornithine gets converted into dierent intermediates before being regenerated at the end of the urea cycle. Hence, the urea cycle is also referred to as the ornithine cycle. The enzyme ornithine transcarbamylase catalyzes a key step in the urea cycle a ...
... to urea, as shown in Figure 1. The amino acid L-ornithine gets converted into dierent intermediates before being regenerated at the end of the urea cycle. Hence, the urea cycle is also referred to as the ornithine cycle. The enzyme ornithine transcarbamylase catalyzes a key step in the urea cycle a ...
Amino Acids Metabolism: Disposal of Nitrogen.
... -Low level of energy (decrease ATP) increase catabolism of a.a α-ketoglutarate as substrate for TCA cycle. - The enzyme glutamate dehydrogenase presents in mitochondrial matrix and can use either NAD+ or NADP+ as oxidants. *The oxidative deamination results in: - Liberation of the amino group as ...
... -Low level of energy (decrease ATP) increase catabolism of a.a α-ketoglutarate as substrate for TCA cycle. - The enzyme glutamate dehydrogenase presents in mitochondrial matrix and can use either NAD+ or NADP+ as oxidants. *The oxidative deamination results in: - Liberation of the amino group as ...
METABOLIC PROCESSES IN HARVESTED PRODUCTS
... reducing sugars, acidity, carotenoids, nor esters correlates well with changes in respiratory rate. Therefore, it is important to view respiration as it fits into the overall process of harvested product metabolism rather than as an end in itself. There are two general types of respiratory processes ...
... reducing sugars, acidity, carotenoids, nor esters correlates well with changes in respiratory rate. Therefore, it is important to view respiration as it fits into the overall process of harvested product metabolism rather than as an end in itself. There are two general types of respiratory processes ...
Cyanide Destruction with Chlorine Dioxide
... treatment of cyanides in wastewater. Oxidation should be considered when levels of oxidizable cyanide are too high to be processed by a biological treatment system. Chlorine dioxide Chlorine dioxide is unique in its ability to be used at moderately basic pH's. All other oxidants require pH's greater ...
... treatment of cyanides in wastewater. Oxidation should be considered when levels of oxidizable cyanide are too high to be processed by a biological treatment system. Chlorine dioxide Chlorine dioxide is unique in its ability to be used at moderately basic pH's. All other oxidants require pH's greater ...
Part 2
... of the figure on right. Next the coloured boxes of the alpha globin chain. The beta globin gene locus resides at the bottom left must appear followed by theon chromosome 11 and consists of all genes that are arrow and the yellow region of the figure on expressed from the time of embryonic developmen ...
... of the figure on right. Next the coloured boxes of the alpha globin chain. The beta globin gene locus resides at the bottom left must appear followed by theon chromosome 11 and consists of all genes that are arrow and the yellow region of the figure on expressed from the time of embryonic developmen ...
"Fermentation Pathways". In: Microbial Physiology (Fourth Edition)
... of the specific activity. These labeling patterns fit the distribution of carbon atoms expected from utilization of the EMP pathway, as shown in Figure 11-2. In L. lactis an operon has been shown to code for phosphofructokinase, pyruvate kinase, and lactate dehydrogenase, three enzymes crucial to th ...
... of the specific activity. These labeling patterns fit the distribution of carbon atoms expected from utilization of the EMP pathway, as shown in Figure 11-2. In L. lactis an operon has been shown to code for phosphofructokinase, pyruvate kinase, and lactate dehydrogenase, three enzymes crucial to th ...
Form 3 Chem. Term 1 Notes.FINAL.
... 2. A given volume of an unknown gas takes 6.3 seconds to pass through a small hole while oxygen takes 5.6 seconds to pass through the same hole under the same conditions of temperature and pressure. What is the molecular mass of unknown gas o = 16 M1 Molecular mass of unknown gas M2 Molecular mass o ...
... 2. A given volume of an unknown gas takes 6.3 seconds to pass through a small hole while oxygen takes 5.6 seconds to pass through the same hole under the same conditions of temperature and pressure. What is the molecular mass of unknown gas o = 16 M1 Molecular mass of unknown gas M2 Molecular mass o ...
lecture1
... basicity is difficult, potential is widely positive. Those with strong basicity have narrowly positive potentials and are easily oxidized. Strong oxidizing agent is stable in weakly basic solvents and substances difficult to oxidize can be oxidized in them. But unstable in strongly basic solvents. ...
... basicity is difficult, potential is widely positive. Those with strong basicity have narrowly positive potentials and are easily oxidized. Strong oxidizing agent is stable in weakly basic solvents and substances difficult to oxidize can be oxidized in them. But unstable in strongly basic solvents. ...
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... Traditionally, glucoamylase has been produced by SmF and used in a one-way process in solution. In recent years, however, the solid state fermentation (SSF) processes have been increasingly applied for the production of this enzyme. SSF holds tremendous potential for the production of enzymes (Pande ...
... Traditionally, glucoamylase has been produced by SmF and used in a one-way process in solution. In recent years, however, the solid state fermentation (SSF) processes have been increasingly applied for the production of this enzyme. SSF holds tremendous potential for the production of enzymes (Pande ...
biological chemistry. the bank of mcq test questions 2016-2017
... 2. The formation and secretion of trypsin is disturbed in case of pancreas diseases. The hydrolysis of which of the following substances is impaired in this case? A. Proteins. B. Lipids. C. Carbohydrates. D. Nucleic acids. E. Phospholipids. 3. A newborn develops dyspepsia after the milk feeding. Wh ...
... 2. The formation and secretion of trypsin is disturbed in case of pancreas diseases. The hydrolysis of which of the following substances is impaired in this case? A. Proteins. B. Lipids. C. Carbohydrates. D. Nucleic acids. E. Phospholipids. 3. A newborn develops dyspepsia after the milk feeding. Wh ...
Hemoglobin Learning Objective Hemoglobin
... 6. Cooperative binding: It is a form of allosteric binding in which ligand binding to macromolecules having more than one binding site is carried out in a cooperative manner such that binding of ligand at one site increases the affinity of another site for the ligand. In tetrameric hemoglobin, bindi ...
... 6. Cooperative binding: It is a form of allosteric binding in which ligand binding to macromolecules having more than one binding site is carried out in a cooperative manner such that binding of ligand at one site increases the affinity of another site for the ligand. In tetrameric hemoglobin, bindi ...
Ammonia Perspiration During Exercise
... Ammonia is produced as a byproduct of muscle activity. As exercise intensity or exercise duration increases ammonia production rate also increases (Graham et al. 1995). During high intensity exercise ammonia production comes from the purine nucleotide cycle (PNC) this cycle typically occurs in the f ...
... Ammonia is produced as a byproduct of muscle activity. As exercise intensity or exercise duration increases ammonia production rate also increases (Graham et al. 1995). During high intensity exercise ammonia production comes from the purine nucleotide cycle (PNC) this cycle typically occurs in the f ...
Metabolic acidosis
... • Ketone measurement may be normal since beta hydroxybutyric acid may be 90% of acid present • Increased incidence of sudden death • Treatment – glucose (increases insulin), normal saline to correct volume loss, thiamine to prevent Wernicke’s encephalopathy, do not need to give HCO3 since as the abn ...
... • Ketone measurement may be normal since beta hydroxybutyric acid may be 90% of acid present • Increased incidence of sudden death • Treatment – glucose (increases insulin), normal saline to correct volume loss, thiamine to prevent Wernicke’s encephalopathy, do not need to give HCO3 since as the abn ...
Cardiac Enzymes/Markers
... response to a variety of inflammatory states including infection, post-surgery, trauma, post-myocardial infarction, malignancy, and any condition associated with tissue necrosis. C-reactive protein (CRP), which was the first APR to be discovered, is also the one exhibiting the most dramatic increase ...
... response to a variety of inflammatory states including infection, post-surgery, trauma, post-myocardial infarction, malignancy, and any condition associated with tissue necrosis. C-reactive protein (CRP), which was the first APR to be discovered, is also the one exhibiting the most dramatic increase ...
Muscle relaxants
... – Enzymatic breakdown of the glucose to pyruvate and lactate liberates energy that is used to convert ADP to ATP, glycolysis can sustain contraction for about 1 min – Twofold importance of glycolysis • Reactions occurs in the absence of oxygen (muscle contraction can be sustained for a short time wh ...
... – Enzymatic breakdown of the glucose to pyruvate and lactate liberates energy that is used to convert ADP to ATP, glycolysis can sustain contraction for about 1 min – Twofold importance of glycolysis • Reactions occurs in the absence of oxygen (muscle contraction can be sustained for a short time wh ...
WHAT YOU EAT - Montana State University Extended University
... membranes that surround all cells. Fats are also key sources of energy for animals (recall that most of the cells in our bodies prefer to burn fat as fuel virtually all of the time). And, energy ...
... membranes that surround all cells. Fats are also key sources of energy for animals (recall that most of the cells in our bodies prefer to burn fat as fuel virtually all of the time). And, energy ...
An overview on biofuel and biochemical production by
... from CO2 and sunlight, significant innovation is inevitable for the process development in relation to largescale cultivation, harvesting, and product separation, since the production rate is significantly low. The commonly used photosynthetic organisms for biofuel and biochemical production are alg ...
... from CO2 and sunlight, significant innovation is inevitable for the process development in relation to largescale cultivation, harvesting, and product separation, since the production rate is significantly low. The commonly used photosynthetic organisms for biofuel and biochemical production are alg ...
Lecture-Lipid Metabolism - Creighton Chemistry Webserver
... Malonyl CoA (fatty acid biosynthesis) not formed, so carnitine acyltransferase I not inhibited Fatty acids enter mitochondria to be degraded to acetyl CoA (which cannot go to TCA because cycle intermediates have been used in gluconeogenesis) Accumulating acetyl CoA accelerates ketone body formation ...
... Malonyl CoA (fatty acid biosynthesis) not formed, so carnitine acyltransferase I not inhibited Fatty acids enter mitochondria to be degraded to acetyl CoA (which cannot go to TCA because cycle intermediates have been used in gluconeogenesis) Accumulating acetyl CoA accelerates ketone body formation ...
Environmental Microbiology Learning Questions
... 5. What are the limitations of fermentation? Fermenting organisms need to release electrons from the oxidative branch of substrate utilization (catabolism) on a redox potential that allows for the reaction. Thus, hydrogen partial pressures play an important role for many types of fermentation. E.g. ...
... 5. What are the limitations of fermentation? Fermenting organisms need to release electrons from the oxidative branch of substrate utilization (catabolism) on a redox potential that allows for the reaction. Thus, hydrogen partial pressures play an important role for many types of fermentation. E.g. ...
CHEM181H1_06_2013_Y_P1
... (d) they communicate or attempt to communicate any information relating to the examination to another candidate while the examination is in progress. (e) they use a false name or identity number in an examination. (f) they commit any other fraudulent, deceitful or dishonest practice which would mi ...
... (d) they communicate or attempt to communicate any information relating to the examination to another candidate while the examination is in progress. (e) they use a false name or identity number in an examination. (f) they commit any other fraudulent, deceitful or dishonest practice which would mi ...