Exam 5: Microbial Metabolism

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The various types of chlorophyll differ in the

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A (photosystem/thylakoid/grana) is a collection of pigments such as chlorophyll that are used to absorb light in the light- dependent reactions of photosynthesis.

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Chemical reactions that can proceed toward either anabolism or catabolism are called

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During the synthesis of acetyl- CoA from pyruvic acid, is produced.

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Which of the following statements concerning glycolysis is TRUE?

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What is the purpose of the light- dependent reactions of photosynthesis?

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All of the following are aspects of a cell's ability to regulate its metabolism EXCEPT

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Photosystems are assembled in

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Enzymes increase the rate of reaction by lowering the (activation/reaction) energy.

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Explain why the ATP yield from processes such as cellular respiration is generally given as a theoretical number.

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How many ATP molecules can theoretically be produced from the NADH generated by the catabolism of a molecule of glucose during aerobic respiration?

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Although glycolysis requires an input of ATP, this pathway results in a net gain of two ATP; therefore it is a(n) pathway.

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The conversion of pyruvic acid to acetyl- CoA can be described as _ , because a molecule of CO2 is produced as a by- product.

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The conversion of phosphoenol pyruvic acid (PEP) to pyruvic acid results in the production of an ATP. This reaction is an example of (substrate- level/oxidative) phosphorylation.

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Which of the following statements concerning cellular metabolism is FALSE?

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A(n) (oxidation/reduction/transport) reaction is one in which a molecule accepts an electron.

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Which of the following statements concerning enzymes is FALSE?

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The discussion of carbohydrate catabolism includes some of the many metabolic variations microbes are capable of. Devise a set of biochemical tests to identify the Gram- negative bacteria mentioned. Assume you can detect various organic compounds. Prepare a dichotomous key of your identification scheme.

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A catabolic process which occurs in eukaryotic mitochondria is

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Discuss the interrelationships between anabolic and catabolic pathways. Provide specific examples in your answer.

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