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B4-12 using anaerobic respiration
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© Oxford University Press 2011
Using anaerobic respiration
Learning outcomes
Describe the process of anaerobic respirationDescribe animal, plant and microbial cell structures and how they are involved in respiration
IB4.12.2H Images
© Oxford University Press 2011
IB4.12.2H Images
© Oxford University Press 2011
Carbon dioxide, a by-product of the respiration of yeast, has caused these loaves of bread to rise.
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© Oxford University Press 2011
Anaerobic respiration produces some useful products
BiogasAlcohol biotethelene
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Yeast cells take sugars and convert them into ethanol during the process of fermentation.
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Anaerobic respiration in bacteria and fungi
Glucose alcohol + carbon dioxide
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© Oxford University Press 2011
IB4.12.2H Images
© Oxford University Press 2011
yeast cells take sugars and convert them into ethanol during the process of fermentation.
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© Oxford University Press 2011
IB4.12.2H Images
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Methanogen bacteria in biogas fermenters produce methane gas during anaerobic respiration
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Suggest substances as labels for each arrow
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A biogas biodigester.
IB4.12.2H Images
© Oxford University Press 2011
What are enzymes?How do they relate to production of biofuels?
* You should be able to identify some of the uses of bacteria and yeast and the equation for anaerobic respiration in these organisms, how is it different from the anaerobic respiration used in human tissues?
