What is anaerobic respiration?

Anaerobic respiration is the process that converts sugars into energy, carbon dioxide, and alcohol in the absence of oxygen.

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What is the independent variable in the anaerobic respiration of yeast practical?

The temperature of the water bath.

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What is the dependent variable in the anaerobic respiration of yeast practical?

The number of carbon dioxide bubbles produced in 1 minute.

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What happens to the rate of anaerobic respiration as the temperature increases?

The rate of anaerobic respiration increases with increasing temperature.

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Why is oil added to the boiling tube in the anaerobic respiration of yeast practical?

To prevent air from entering the solution.

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Why are multiple trials conducted?

To improve accuracy by taking an average.

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What organisms carry out anaerobic respiration?

Yeast and some bacteria.

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