1 what is the net reaction of glycolysis? 2 Starting with glucose ( in the open - chain fischer projection), draw out the molecular structures for each step og glycolysis. for each step, include the name of the enzyme that catalyzes the reaction.
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1 what is the net reaction of glycolysis?
2 Starting with glucose ( in the open - chain fischer projection), draw out the molecular structures for each step og glycolysis. for each step, include the name of the enzyme that catalyzes the reaction.
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- 1 what is the net reaction of the citric acid cycle? what happens to each product? 2 Starting with acetyl- CoenzymeA and oxaloacetate, draw out the molecular structures for each step of the citric acid cycle. For each step, include the name of the enzyme that catalyzes the reaction?1. Draw the structure of triglyceride containing the fatty acids palmitic, oleic, and linoleic. How many Hydrogen atoms are needed in the its catalytic hydrogenation? 2. Draw the structure of Phosphatidylserine that contains oleic and arachidonic acid. What role does it play in the cell?1. Which enzyme traps absorbed glucose in the cell by quickly phosphorylating it? 2.Name the monomer product of glycogenolysis. Please be specific and precise. 3. Which enzyme converts the product of glycogenolysis to an intermediate compound in glycolysis?
- 1. What is the effect of arsenate poisoning on glycolysis. 2. Give an account of the total ATP yield when I molecule of glucose is converted to carbon dioxide and water?1. Assuming that everything that’s needed to make tripalmitin comes from glucose, how many glucose would be used by adipose tissue in the synthesis of 1 mol tripalmitin? 2. How many ATP would be used (net of produced and used)? 3. If an animal absorbs 35 g glucose (MW = 180 g/mol) from drinking a can of pop, how many grams of tripalmitin (MW = 807 g/mol) can be produced from it in adipose tissue? Please provide only typed answer solution no handwritten solution needed allowed. 1 Which enzyme catalyzes the first step of glycolysis? explain the whole pathway in detail?
- 1. Enzymes work in optimal activity at 37oC, the typical temperature in the cell. What does this say about the importance of body temperature regulation? 2. Explain the biochemical basis of how temperature and pH affect enzyme activity. What are the changes in the enzymes that these physical factors cause? 3. How does iodine react with starch for it to form a blue color when these are combined?1 what is the net reaction of the citric acid cycle for a single acetyl coenzyme A molecule? what are each of the products used for?1. What are the effects of pH and temperature to catalase? What is the optimum pH and optimum temperature for catalase? 2. Explain why the rate of reaction initially increases with increase in temperature then gradually declines as the temperature is further increased. 3. Is the rate of enzymatic reaction always directly dependent on enzyme concentration? Explain. 4. Explain the effect of substrate concentration on enzyme activity. 5. What is the effect of CuSO, on the enzymatic activity of catalase? 6. Is CuSO4 an activator or inhibitor? If it is an inhibitor, what kind of inhibitor is it?
- 10) The phosphorylation of glucose is an unfavorable reaction, with ΔG°’ = 13.8 kJ/mol. We can couple this to the favorable reaction of ATP hydrolysis to make the overall process favorable. a) Describe how this works. b) If ΔG°’ for ATP hydrolysis = -32.2 kJ/mol, what is the overall ΔG°’ of the reaction?1. Does glycolysis take place in the presence of oxygen? Why or why not?1. Explain how temperature and pH affect enzyme activity from a biochemical standpoint. What are the changes in enzymes caused by these physical factors? 2. Enzymes perform best at 37C, which is the average cell temperature. What does this say about the significance of controlling one's body temperature?