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19 Cards in this Set
- Front
- Back
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Anerobic respiration can function without _____?
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oxygen
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without oxygen, organisms still carry out glycosis, but glycosis requires ____, which requires oxygen.
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NAD+
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Cells must find another way to turn _____ back into NAD+.
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NADH
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in the absesnce of oxygen, cells use ___________ to turn NADH into NAD+.
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fermentation
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T or F: Fermentation does not produce additional energy.
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TRUE
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________ are not needed in anaerobic respiration, so fermentation uses then to regenerate NAD+
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pyruvates
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By using pyruvates, glycosis continues, but energy is lost that was in the pyruvate ______.
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sugars
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What are the two principle forms of fermentation?
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lactic acid fermentation
achoholic fermentation |
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No matter what kind of fermentation occurs, anaerobic respiration only produces ___ net ATP in glycosis.
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two
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In lactic acid fermentation, pyruvate convered into a ______-_______ compound called lactic acid.
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three carbon
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pyruvate+NADH -> lactic acid ______
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NAD+
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Where is lactic acid fermentation common?
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fungi and bacteria
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Lactic acid occurs in the muscles when ______ _______ causes temporary oxygen shortage.
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strenuous exercise
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Lactic acid is a _____ substance, which is why buildup makes up feel sore and tired.
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toxic
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pyruvate + NADH -> ethyl alchohol + NAD+ + ____
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CO2
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Alcoholic fermentation is the source of ethyl alcohol present in _____ and ________.
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wines and liquors
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When yest in bread dough runs out of oxygen, is goes through ________ fermentation.
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alcoholic
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Alcoholic fermentation in bread produces _______ ______, and this makes bubbles in the dough that cause it to rise.
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carbon dioxide
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Ethanol produced by alcoholic fermentation is ____. That is why after ethanol levels reach 12%, the yeast dies.
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toxic
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