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Fall Final Review - Answer Key
Fall Final Review - Answer Key

... the other. The energy source for photosynthesis is light energy and the energy source of respiration is chemical energy. 52. D. Oxygen is produced during photosynthesis and used during cellular respiration. 53. Absorb all wavelengths except for green. It reflects green light so you see green light. ...
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Chapter 15 Review Worksheet and Key

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... In exercise, first you burn off muscle glycogen, then liver glycogen, then lipid. If you only exercise In Diabetes, the cells cannot use glucose for energy. Only lipids. It depends on lipids, but the the Fatty Acids produce much more acetyl-CoA that kreb cycle cannot handle. This results in an accu ...
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METABOLISM

... -chemotrophic organisms from the electrons by the oxidation of nutriments (animals, humans). 2. To employ the acquired energy for the biosynthesis of building blocks of macromolecules and of macromolecular cell structures themselves. 3. To utilize the acquired energy for the conformation changes of ...
Document
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... - the normal fuel is fatty acids which are converted to acetylCoA and oxidized in the citric acid cycle and ATP is produced by oxidative phosphorylation. - about half the volume of the cytoplasm of heart muscle cells made up of mitochondria. - the heart has low levels of glycogen and little phosphoc ...
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NOTES: 9.1-9.2 - Cellular Respiration

... ● therefore, the reaction is broken down into many small steps controlled by -Cells gradually release the energy from glucose and other compounds ● the energy is transferred to the amounts to be used by the cell ...
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Adenosine triphosphate



Adenosine triphosphate (ATP) is a nucleoside triphosphate used in cells as a coenzyme often called the ""molecular unit of currency"" of intracellular energy transfer.ATP transports chemical energy within cells for metabolism. It is one of the end products of photophosphorylation, cellular respiration, and fermentation and used by enzymes and structural proteins in many cellular processes, including biosynthetic reactions, motility, and cell division. One molecule of ATP contains three phosphate groups, and it is produced by a wide variety of enzymes, including ATP synthase, from adenosine diphosphate (ADP) or adenosine monophosphate (AMP) and various phosphate group donors. Substrate-level phosphorylation, oxidative phosphorylation in cellular respiration, and photophosphorylation in photosynthesis are three major mechanisms of ATP biosynthesis.Metabolic processes that use ATP as an energy source convert it back into its precursors. ATP is therefore continuously recycled in organisms: the human body, which on average contains only 250 grams (8.8 oz) of ATP, turns over its own body weight equivalent in ATP each day.ATP is used as a substrate in signal transduction pathways by kinases that phosphorylate proteins and lipids. It is also used by adenylate cyclase, which uses ATP to produce the second messenger molecule cyclic AMP. The ratio between ATP and AMP is used as a way for a cell to sense how much energy is available and control the metabolic pathways that produce and consume ATP. Apart from its roles in signaling and energy metabolism, ATP is also incorporated into nucleic acids by polymerases in the process of transcription. ATP is the neurotransmitter believed to signal the sense of taste.The structure of this molecule consists of a purine base (adenine) attached by the 9' nitrogen atom to the 1' carbon atom of a pentose sugar (ribose). Three phosphate groups are attached at the 5' carbon atom of the pentose sugar. It is the addition and removal of these phosphate groups that inter-convert ATP, ADP and AMP. When ATP is used in DNA synthesis, the ribose sugar is first converted to deoxyribose by ribonucleotide reductase.ATP was discovered in 1929 by Karl Lohmann, and independently by Cyrus Fiske and Yellapragada Subbarow of Harvard Medical School, but its correct structure was not determined until some years later. It was proposed to be the intermediary molecule between energy-yielding and energy-requiring reactions in cells by Fritz Albert Lipmann in 1941. It was first artificially synthesized by Alexander Todd in 1948.
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