Prescott's Microbiology
11th Edition
ISBN: 9781260211887
Author: WILLEY, Sandman, Wood
Publisher: McGraw Hill
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Chapter 22.2, Problem 3CC
Summary Introduction
The force that induces the movement of protons across membrane along the
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The purple sulfur bacteria using PSII produce reducing power (i.e. NADH) during the
light reactions of photosynthesis by what process?
a) The reverse TCA cycle
b) The Calvin cycle
c) Cyclic photophosphorylation
d) Reverse electron flow
Which statement among A-C is false regarding photoheterotrophs?
A) O they can convert sunlıght to chemical energy in the form of ATPS
B) O they are unlike other phototrophs in that they cannot fix carbon dioxide
) O they must obtain their carbon from organic compounds
D) Onone of A-C is false
Compare CO2 fixation in anammox bacteria and purple sulfurbacteria. What characteristics do these processes share and howare they different?
Chapter 22 Solutions
Prescott's Microbiology
Ch. 22.1 - What would Rhodospirillum rubrum use for carbon...Ch. 22.1 - How are bacterial cysts different from the...Ch. 22.1 - If Caulobacter bacteria were grown in a...Ch. 22.1 - What steps are also found in the TCA cycle? What...Ch. 22.1 - Why do nitrifying microbes possess intracellular...Ch. 22.1 - Prob. 6MICh. 22.1 - Prob. 1CCCh. 22.1 - Prob. 2CCCh. 22.1 - Prob. 3CCCh. 22.1 - Compare and contrast the life cycle of members of...
Ch. 22.1 - Prob. 5CCCh. 22.1 - Prob. 6CCCh. 22.1 - Prob. 7CCCh. 22.1 - Prob. 8CCCh. 22.2 - MICRO INQUIRY Suggest why N. europaea has PTS...Ch. 22.2 - MICRO INQUIRY Identify the reactions that...Ch. 22.2 - Prob. 1CCCh. 22.2 - Prob. 2CCCh. 22.2 - Prob. 3CCCh. 22.2 - How do colorless sulfur bacteria obtain energy by...Ch. 22.2 - Prob. 5CCCh. 22.3 - Prob. 1MICh. 22.3 - Prob. 2MICh. 22.3 - Prob. 3MICh. 22.3 - Prob. 1CCCh. 22.3 - Prob. 2CCCh. 22.3 - Prob. 3CCCh. 22.3 - Prob. 4CCCh. 22.3 - Prob. 5CCCh. 22.3 - Prob. 6CCCh. 22.3 - Prob. 7CCCh. 22.4 - Prob. 1MICh. 22.4 - What general features are common to most...Ch. 22.4 - Prob. 2CCCh. 22.4 - Prob. 3CCCh. 22.4 - Characterize Bdellovibrio spp. and outline the...Ch. 22.4 - Compare the growth of a myxobacterium in...Ch. 22.5 - What property unifies -proteobacteria?Ch. 22.5 - Prob. 2CCCh. 22.5 - Prob. 3CCCh. 22 - Prob. 1RCCh. 22 - Prob. 2RCCh. 22 - Prob. 3RCCh. 22 - Prob. 4RCCh. 22 - Prob. 5RCCh. 22 - Prob. 6RCCh. 22 - Prob. 7RCCh. 22 - Prob. 8RCCh. 22 - Prob. 9RCCh. 22 - Prob. 1ALCh. 22 - Prob. 2ALCh. 22 - Prob. 3ALCh. 22 - Prob. 4ALCh. 22 - Prob. 5ALCh. 22 - Prob. 6ALCh. 22 - Prob. 7ALCh. 22 - Prob. 8ALCh. 22 - Prob. 9AL
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- 22. A process called takes place in the dark phase of photosynthesis. a) When does this phenomenon take place? b) What happens during the dark phase? c) What would be the consequences if there was no dark phase dormancy of the photosynthesis?arrow_forwardWhat is reverse electron transport and why is itnecessary in purple sulfur bacteria?arrow_forwardThe 02 to be utilized by the mitochondria of all eukaryote cells is produced by A) Oxidative bacteria B) photosynthesis dark phase C) The Calvin Cycle of the Cyanobacteria D) Photosynthesis light phase E) All of these are correct Explain whyarrow_forward
- Regarding bacteria that utilize respiration as a way to catabolize a complex carbon (food) source, which of A-D is true? A) O require the use of an electron transport chain B) O are generally considered heterotrophs C) O do not necessarily have to use oxygen as a terminal electron acceptor D) O do not fix carbon dioxide E) OA-D are all truearrow_forward34) During photosynthesis, electron transfer follows which sequence? A) sun -> chlorophyll -> electron transport chain -> ATP i vo B) water -> NADPH -> chlorophyll -> electron transport chain -> chlorophyll C) water -> chlorophyll -> electron transport chain -> chlorophyll -> NADPH Jen D) sugar -> electron transport chain -> oxygen -> ATParrow_forward3) Under what conditions do photosynthesis and cellular respiration occur in plants? A) Photosynthesis and cellular respiration occur only in the light. B) Photosynthesis occurs only in the light, and cellular respiration occurs only in the dark. C) Photosynthesis occurs only in the light, and cellular respiration occurs in both the dark and the light. D) Photosynthesis and cellular respiration occur in both the dark and the light. 4) Use the following figure to answer the question. MAY 12 tv MacBook Proarrow_forward
- 5. a) The cell creates molecules of NADH and FADH2to use in the electron transport chain as they are electron carrier molecules. The electron transfers from these moleculesdrives the movement of what molecule across the mitochondrial membrane?b) What is chemiosmosis?c) How does the cell use chemiosmosis to drive overcome the thermodynamic barrier of bringing phosphates close togehter to create ATP?d) What steps of oxidative phosphorylation are in the cytosol and which are in the mitochondria?e) Cellular respiration can be controlled at the post-translational level. What does this mean, using GLUT as an example? Why is post-translational control of GLUT evolutionarilyadaptive over transcriptional control?f) How does establishment of equillibria of various molecules control metabolic reactions? What are three ways high ATP in the cell control cellular respiration?g) Why are the enzymes controlling the initial steps of various biochemical pathways are targeted by allosteric control?arrow_forwardGreen sulfur bacteria are able to generate which of the following inorganic product molecules during anoxygenic photosynthesis? elemental sulfur glucose C6H12O6 oxygen hydrogen sulfide Green sulfur bacteria are able to generate which of the following inorganic product molecules during anoxygenic photosynthesis? elemental sulfur glucose C6H12O6 oxygen hydrogen sulfidearrow_forward46) The synthesis of sugar molecules through the process of photosynthesis requires energy absorbed from sunlight. Bearing this in mind, what kind of reaction is photosynthesis? A) Exergonic B) Feedback C) Endergonic D) Catabolic ubixoib noduso mott eagie alqmz eelqorolrdo or lo obixoib moduo olon ess to make ing t earrow_forward
- What are the different steps in oxidative phosphorylation? Which one is correct. a) The electron transport chain b) The investment phase c) ATP seemed d) The energy generation phase e) Glucolysis f) The fission phasearrow_forward29. A culture of green algae was kept at a constant temperature and subjected to periods of dark and light. It consumed an average of 7 cm3 of oxygen per hour by respiration in either light or dark conditions. When in light conditions, it produced an average of 23 cm3 of oxygen per hour of photosynthesis. What is the net volume of oxygen produced by the algae over a 24-hour period consisting of 14 hours of dark followed by 10 hours of light? * A. 38 cm3 B. 62 cm3 C. 132 cm3 D. 160 cm3arrow_forwardWhich of the following is NOT true about chemoheterotrophs? Use organic compounds as a source of both carbon and energy Can use light for energy and CO₂ as a source of carbon 0 0 0 0 0 None of the other four answers (all are true of chemoheterotrophs) They are ultimately dependent on autotrophs to provide their carbon and energy Oxidize organic compounds (e.g., glucose) to generate ATP 2 náp 20355 FOR Oarrow_forward
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