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| A microorganism utilizes glucose as a nutrient and is able to oxidize it to water and carbon dioxide. It is an example of what metabolic group? |
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| The energy required to drive endergonic reactions within the cell most likely comes from what molecule? |
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Some fermentative bacteria produce lactic acid from pyruvate. What is the major reasons this step in fermentation?
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Definition
| It generates oxidized NAD molecules, needed to maintain the anaerobic glycolysis pathway. |
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Term
| At the end of process by which an enzyme converts a substrate to product, what is the status of the enzyme? |
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Definition
| It has reverted to its original form and can interact with a new substrate molecule. |
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| From where do the hydrogen ions that create the proton motive force used to produce ATP molecules come? |
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Definition
| Nutrients such as glucose. |
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Term
Pasteur's experiment using swan-necked flasks was designed to do what?
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Definition
| Refute the concept of spontaneous generation. |
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The cytoplasmic membrane is found in which group of life forms?
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Definition
| Bacteria, prokaryotes, eukaryotes |
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Membes of which one of the following groups of organisms are considered to be eukaryotic?
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Why is ATP necessary for active transport across the cytoplasmic membrane?
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Definition
It provides energy to transport materials against a concentration gradient.
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Term
| Lipopolysaccharide is located where in G- bacteria? |
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Definition
| Outer surface of the outer membrane. |
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Term
In aerobic respiration, the final electron acceptor is
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In bacterial catabolism, energy in the form of electrons may be captured from what molecule?
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| In aerobic respiration the carbon fro mthe glucose molecule being metabolized is largely released at which stage? |
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Definition
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| The role of an enzyme includes all except which of the following? |
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Definition
| Reducing the ration of a reaction to allow for better control. |
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| In aerobic respiration the electrons that move along the electron transport chain in the cyctoplasmic membrane come most directly from what molecule? |
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In aerobic respiration the final products formed are water and what?
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| The process by which bacteria and other life forms synthesize new cell material is known as |
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How is anaerobic respiration different from aerobic respiration?
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Definition
| The terminal electron acceptor in anaerobic respiration is not oxygen |
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Term
Bacteria and Archaea represent two of three recognized domains of life. An organism was found in the mud flats of Great Bay. What is the most definitive method to determine to which life it belonged: Archaea or Bacteria?
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