Differentiate between citric acid cycle and glyoxylate cycle. Relate citric acid cycle as energy source. The Central Role of the Citric Acid Cycle 3 processes play central roles in aerobic metabolism. The citric acid cycle. Electron transport . Oxidative phosphorylation. Metabolism consists of: Catabolism: the oxidative breakdown of nutrients. Anabolism: the reductive synthesis of biomolecules. • The citric acid cycle is amphibolic that is‚ it plays a role in both
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Answer: active transport to move glucose up its concentration gradient. Question 4 1 out of 1 points The 1985 Nobel Prize in Physiology or Medicine was awarded to Michael Brown and Joseph Goldstein for their work on cholesterol metabolism. Brown and Goldstein investigated the cause of remarkably high levels of circulating cholesterol found in certain families. Just as remarkable was the high incidence of heart disease in these families. What Brown and Goldstein found was not what
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EXPERIMENT 1: Proteins -polypeptides compose of > 50 amino acids Functions 1. Enzymes or subunits of enzymes-enhancing the rates of reactions 2. Structural or Mechanical roles 3. Immune response roles 4. Storage and transport of substances 5. Source of amino acids for organisms that cannot synthesize amino acids naturally ISOLATION- disruption of cell membranes to release cell contents; separation for other contaminants 1. CENTRIFUGATION 2. SALTING OUT-water
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Molecules (C.A.M.’s) - proteins that allow cells to recognize each other and contribute to proper cell differentiation and development. * DNA→ Genes → Histones → Chromosomes (or Chromatids) * Nucleolus- synthesizes rRNA * Smooth E.R. - lipid synthesis and detox of drugs and poison * Rough E.R. – Production of proteins products * Golgi Apparatus - series of membrane bound sacs; receives materials from smooth E.R. and sends to cell surface. * Cristae – in-foldings in the inner
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obtaining a fantasy body style and setting an unattainable goal‚ we need to concentrate on creating a lifestyle of health and a sense of well-being from within. By concentrating on making healthy lifestyle choices and carefully manipulating our metabolism‚ we can spark great change in our lives. The success of this refocusing process hinges upon our ability to view our bodies and our lifestyles through an entirely new set of eyes. We must take a hard look at how we abuse‚ poison‚ and neglect our
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Sugar Metabolism Title: The effectiveness of glucose and fructose metabolism in individuals of resting and exercising observed through blood glucose concentration. Aim: To study the mechanisms of the body involved in absorbing and metabolizing sugar in the form of glucose and fructose and examine the effect of exercise on the rate of removal of glucose from the bloodstream. Introduction: The blood glucose concentration in the blood is interceded by the human body via negative feedback mechanism
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membrane are found on the outer surface and attach to either the proteins or sometimes the phospholipids. Animal cells also contain cholesterol which stabilize the cell and act as a temperature buffer. Heating of the cell membrane can destroy it. Lipids become more fluid with heat which can make the phospholipid bilayer structure change. Also high heat can denature the proteins in the cell membrane. At low temperatures the cell membrane can solidify. The cholesterol act as a temperature buffer and
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in animal cell | Life sciences‚ HAN university of applied science‚ Nijmegen‚ Netherlands | | Mohsen Ghanbari | 30-12-2012 | Peroxisome in animal cell Author: Mohsen Ghanbari Abstract Peroxisomes have an essential function in cell metabolism. [1] They are small‚ membrane bounded organelles that have at least fifty different enzymes for several metabolic reactions. [2] Their appearance is like lysosomes; however‚ their main function is oxidation reactions especially oxidation of hydrogen
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prevention C. Tertiary disease prevention D. not a prevention Getting annual checkups to test your blood lipids is considered A. Primary disease prevention B. Secondary disease prevention C. Tertiary disease prevention D. not a prevention Homeostasis is: A. state of balance B. the sum of all chemical reactions C. study of organ functions D. study of structures Which of the following is true about Metabolism? A. it is the sum of Anabolism and Catabolism B. it is the rate of nutrient utilization C. it is digestion
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INTRODUCTION TO SCIENTIFIC TERMINOLOGY The purpose of this document is to introduce root words and their definitions. These words play a vital role in Biology because many scientific terms are based on these words. Because these root words are Greek or Latin in origin‚ their meanings have remained consistent throughout time. By becoming familiar with root words and their definitions you can determine general meanings of many terms by simply applying these root word definitions. For example‚ the
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