20. The apparatus below were used to investigate whether yeast in glucose solution produce carbon(IV) oxide in the absence of oxygen. (b) 22. Oil film Lime water yeast + 10% Glucose solution (a) Explain how you could remove dissolved oxygen from the 10% glucose solution before the experiment commences. (b) State what would happen to the lime water as the experiment proceeds to the end. (c) Explain what would happen if the temperature of glucose solution with yeast raised from room temperature to 37°C. Fla a)G b)s b. this eruation ()

20. The apparatus below were used to investigate whether yeast in glucose solution produce carbon(IV) oxide in the absence of oxygen. (b) 22. Oil film Lime water yeast + 10% Glucose solution (a) Explain how you could remove dissolved oxygen from the 10% glucose solution before the experiment commences. (b) State what would happen to the lime water as the experiment proceeds to the end. (c) Explain what would happen if the temperature of glucose solution with yeast raised from room temperature to 37°C. Fla a)G b)s b. this eruation ()

Biochemistry

6th Edition

ISBN:9781305577206

Author:Reginald H. Garrett, Charles M. Grisham

Publisher:Reginald H. Garrett, Charles M. Grisham

Chapter21: Photosynthesis

Section: Chapter Questions

Problem 11P: Tracing the Fate of CO2 During Photosynthesis 14C-labeled carbon dioxide is administered to a green...

See similar textbooks

Similar questions

20. A hoax, perhaps? The citric acid cycle is part of aero-bic respiration, but no O 2 is required for the cycle. Explainthis paradox.
1. Which medium would you consider to be “complex” and which “defi ned”? Which is “rich” and which is “minimal”? Explain your answers. 2. Given that polyurethane is a huge polymer (MW >>100,000 Daltons), why is it important that thepolyurethanase is a secreted enzyme? If we assume that the polyurethane is the source of energy for the organism, how can material (carbon atoms) from it fi nd its way into the central metabolic pathways ofthis microbe? What is the “entry point”? What happens after its entry into the metabolic pathway?
RECALL NADH is an important coenzyme in catabolic processes, whereas NADPH appears in anabolic processes. Explain how an exchange of the two can be effected.
MATHEMATICAL The kinetic data in the following table were obtained for the reaction of carbon dioxide and water to produce bicarbonate and hydrogen ion catalyzed by carbonic anhydrase: CO2+H2OHCO3+H+ [H. De Voe and G. B. Kistiakowsky, J. Am. Chem. Soc. 83, 274 (1961)]. From these data, determine KM and Vmax for the reaction. CarbonDioxideconcentration(mmolL1)1/Velocity(M1sec)1.252.55.020.00.25036103201031210361030.256
11) Using the data above, construct Lineweaver-Burk plots. First, graph the inverse of the reaction velocity (rate of reaction) data in column II versus the inverse of the methanol concentration in column I. Then, on the same graph, plot the inverse of the reaction velocity (rate of reaction) data in column III versus the inverse of the methanol concentration in column I
10 glucose molecules are used in anaerobic respiration. How many ATP will be yielded under these conditions?
12. Explain why those biological reactions that have their equilibria shifted towards theproducts have negative values for ΔGo of reactions. Explain how equilibria relates toGibbs free energy.
1. Explain why the maximum initial reaction rate cannot be reached at low substrate concentrationsPredict or describe the absorbance or enzyme activity at: pH = 2 pH = 14 Explain your predictions 2. Explain why the maximum initial reaction rate cannot be reached at low substrate concentrations.
Do explain Question:- A common and effective treatment for arsenite poisoning involves administration of _____. aresenite chelator vitamin B1 a competitive sulfhydryl reagent NADPH a dihydrolipoyl inhibitor
6) Compare & contrast the processes of Cellular Respiration & Lactic Fermentation. Be sure to discuss the processes and the molecules produced/consumed that they have in common as well as what the key differences between these two processes in terms of the molecules produced and the overall result.
21. The heart of Peter Mitchell’s theory of chemiosmosis implies that the connection betweenelectron transport and the synthesis of ATP is indirect. Explain this statement.
1.). a.) What particular pathways or enzymes appear distinct for sulfate reducing bacteria in order to harness energy (create ATP)? b.) What interesting structures or unique characteristics allowed sulfate reducing bacteria to solve physical and/or chemical challenges/problems in conserving energy?