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Jun 23 2009, 5:02 PM EDT
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Change: Moved by Jun 23 2009, 5:02 PM EDT
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Apr 27 2009, 4:52 PM EDT
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Change: : chemicals that increase the rate of a chemical reaction without becoming part of the products or being consumed in the reaction. Enzymes are totally reusable and itself, does not use any energy. Holoenzyme: conjugated enzymes Apoenzyme: Combination of a protein Labile: when an enzyme is
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Apr 24 2009, 6:26 PM EDT
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
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Apr 22 2009, 12:59 AM EDT
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Change: glucose has been broke down to pyruvic acid it can be converted to an organic product in fermentation, where NAD+ and NADP+ are regenerated and can enter a new round of glycolysis. During fermentation electrons are transfered from reduced coenzymes to pyruvic
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Apr 21 2009, 6:20 PM EDT
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Change: Fermetation- is the enzymatic degradation of carbs in which the final electron acceptor is an organic molecule, ATP synthesized by substrate-level phosphorylation, an O2 is not required. Metabolism: change pertaining to all chemical reactions and physical workings of the cell. Anabolism: (biosynthesis)any process that results
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Apr 21 2009, 12:30 PM EDT
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Change: The phospholipid membrane is usually impermeable to protons, so the pumping creates a proton gradient. There is also an electrical charge gradient. The remaining H+
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Apr 21 2009, 3:32 AM EDT
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Change: The third step involves the cytochromes. Electrons are passed successively from Q to cytochromes and each cytochrome is reduced as it picks up electrons and
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Apr 20 2009, 9:44 PM EDT
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Change: In eukaryotic cells, the electron transport chain is found in the inner membrane of the mitochondria; In prokaryotic cells, it is found in the plasma membrane. Metabolism: change pertaining to all chemical reactions and physical workings of the cell. Anabolism: (biosynthesis)any process that results in
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Apr 20 2009, 8:12 PM EDT
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Change: The Krebs Cycle is also known as the TCA cycle or the Citric Acid Cycle. In this cycle, a series of oxidation and reduction reactions transfer potential energy, in the form of electrons, to electron carrier coenzymes (mainly NAD+). Pyruvic acid derivatives are oxidized; the coenzymes are reduced. The
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Apr 20 2009, 4:42 PM EDT
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Change: Cellular Respiration- is an ATP generating process in which molecules are oxidized and the final electron acceptor is an inorganic molecule.Metabolism: change pertaining to all chemical reactions and physical workings of the cell. Anabolism: (biosynthesis)any process that results in synthesis of cell molecules and structures.Active Site: where
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Apr 16 2009, 8:21 PM EDT
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Change: (where ATP is used to reconstruct (phosphorylated) a 6 carbon glucose molecule and split-it it into a 3 carbon molecules (this stage consists of steps 1-5)) and the energy conserving stage (where the 3 carbon molecule are oxydized into 2 molecules of pyruvic acid (this stage consists of steps 6-10))
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Apr 14 2009, 7:26 PM EDT
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Change: Organisms release and store energy from organic molecules by a series of controlled reactions. If the energy was released all at once the energy could
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Apr 13 2009, 5:37 PM EDT
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Change: releasing electrons and hydrogen to facilitate the transfer of redox energy. Most carriers are coenzymes that transfer electrons or hydrogen. The most common carriers is
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Apr 11 2009, 6:27 PM EDT
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Change: Enzymes are proteins that serve as catalysts to speed up the chemical reactions within the cells. Simple enzymes consist of proteins alone. Conjugated enzymes or
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Apr 10 2009, 8:13 PM EDT
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Change: are weakened. This has the effect of lowering the activation energy to the point that heat in the enviorment is sufficient enough to supply the activation energy to initiate the reaction. What is transferring electrons during the above steps, and where are the electrons going? The electrons are
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Apr 10 2009, 7:49 PM EDT
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Change: each enzyme to find its specific substrate. aerobic Enzymes respiration:and 1.Chemical GlycolosisReactions Catalysts- 2.can Transferspeed Reactionup 3.a Krebschemical Cyclereation 4.without ETCbeing seepermanentlt link:altered Electron(also Transportknow Chainas an enzyme)What Enzymes happensare during
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Apr 10 2009, 4:12 PM EDT
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Change: -chemicals that increas the rate of a chemical reaction without becoming part of the productsor being comsumed in the reaction. All enzymes are composed of protiens call amino acids. The amino acids are arranged in a linear chain which is bonded together by covalent bond called peptide bonds.
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Apr 9 2009, 6:00 PM EDT
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Change: : The mRNA then leaves the nucleus and goes through translation in the cytoplasm. Here, ribosomes meet the mRNA and translates the nucleotides into amino acids. A combination of three nucleotides (codon) = one amino acid. Remember that amino acids are the building blocks of proteins. The amino
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Apr 6 2009, 8:39 PM EDT
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Change: simply put, the second law states: "entropy increases" -Disorder happens spontaneously and organization requires energy. Example: A room will get dirty on it's own, but it requires energy to get it clean.What differences are there between anabolism and catabolism? Anabolism is building complex molecules which requires energy (ATP) Catabolism
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Mar 10 2009, 9:00 PM EDT
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
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