BIOCHEM FINAL ACTUAL EXAM WITH QUESTIONS AND CORRECT VERIFIED ANSWERS GRADED A+ || 100% GUARANTEED PASS NEWEST VERSION

BIOCHEM FINAL ACTUAL EXAM WITH QUESTIONS AND CORRECT VERIFIED ANSWERS GRADED A+ || 100% GUARANTEED PASS NEWEST VERSION A fibrous protein is an example of a protein ___. - Answer ️conformation What is an example of protein conformation? - Answer ️fibrous and globular Any molecule or ion that is necessary for an enzyme's function is called: - Answer ️cofactor In a particular cell, molecules X binds to an enzyme causing to stop catalyzing reactions. Molecule X is called what? - Answer ️inhibitor What is the function of lipids in cells? - Answer ️1. energy source/storage 2. structural role in membranes (myelin sheaths) 3. vitamins 4. basis for dye molecules (carotenoids) What is the function of carbohydrates in cells? - Answer ️1. structural role in DNA and RNA 2. intermediate in metabolism 3. energy source for cells In a particular cell, molecule X binds near the active site on an enzyme causing it to slow catalyzing reactions. Molecules X is called what? - Answer ️uncompetitive inhibitor In a particular cell, molecule X binds to an enzyme at the active site causing it to stop catalyzing reactions. Molecules X is called what? - Answer ️competitive inhibitor A particular lipid is solid at room temperature, so it is called: - Answer ️fat A particular lipid is liquid at room temperature, so it is called: - Answer ️oil What is the difference between saturated and unsaturated fatty acids? - Answer ️saturated fatty acid = no double bonds unsaturated fatty acid = double bonds PUFA - Answer ️polyunsaturated fatty acid, 2 or more double bonds What separates life from non-life? - Answer ️lipid bilayer surrounding the cell The secondary structure of a protein is shown with: - Answer ️alpha helices beta sheets beta turns The primary sequence of proteins is written ___. - Answer ️N to C-terminal The primary sequence of DNA is written ___. - Answer ️5' to 3' What is a lipid? - Answer ️an organic molecule that dissolves in a non-polar solvent Proteins are catabolized by the ___ pathway. - Answer ️urea cycle Fatty acids are catabolized by the ___ pathway. - Answer ️beta-oxidation Glucose is catabolized by the ___ pathway. - Answer ️glycolysis FADH2 provides energy by donating electrons and hydrogens to the ___. - Answer ️ETC The direct production of ATP occurs as H+ ions flow through ___ into the mitochondrial matrix. - Answer ️ATP synthase