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Present the balanced chemical equation for anaerobic respiration in yeast as: C6H12O6 → 2C2H5OH + 2CO2.

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Present the balanced chemical equation for anaerobic respiration in yeast as: C6H12O6 → 2C2H5OH + 2CO2

This point belongs to Anaerobic respiration, especially Anaerobic respiration outcomes.
You need to be able to present the balanced chemical equation for anaerobic respiration in yeast as: C6H12O6 → 2C2H5OH + 2CO2.
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Paper 4 structured question: Anaerobic respiration

Paper 4Theory (Extended)2 marks

Description

Anaerobic Respiration in Yeast

Yeast cells can respire anaerobically by breaking down glucose to produce ethanol and carbon dioxide. This process is important in baking and brewing industries.

a
State the balanced chemical equation for anaerobic respiration in yeast.
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Aim for approximately 2 distinct marking points.
[2]

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Related learning objectives

Explain anaerobic respiration as the series of chemical processes in cells that decompose nutrient molecules to generate energy without the use of oxygen.
Anaerobic respiration outcomes
Indicate that anaerobic respiration produces significantly less energy from each glucose molecule compared to aerobic respiration.
Anaerobic respiration outcomes
Provide the word equation for anaerobic respiration in yeast, which is: glucose → alcohol + carbon dioxide.
Anaerobic respiration outcomes
Provide the word equation for anaerobic respiration in muscles during intense exercise, which is: glucose → lactic acid.
Anaerobic respiration outcomes
Indicate that lactic acid accumulates in muscles and blood during intense exercise, leading to an oxygen debt.
Anaerobic respiration outcomes

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