The Effect On Respiration of Yeast At Different Temperatures.
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| Submitted: Thu Jul 11 2002
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Davie Webb Biology Coursework1 11RMC Glucose + oxygen = carbon dioxide + water In this investigation I'm going to investigate the effect on respiration of yeast at different temperatures. For a fair test- * Only change the temperature of the water in the experiment. * Use same amount of yeast each time. * Use the same size tubing. * Keep the Amount of time between taking results the same. * Use same amount of yeast. I am going to find out the speed at which yeast respires at a range of temperatures and at what temperature it respires best. As shown in the diagram, I am going to fill a test tube up near the top with yeast. I filled it almost near the top because there will be less air to compress and my results will be more reliable because there will be twice as many bubbles produced than a half full tube....


