\( h \) to rise a and causes certain types of wine to sparkle. Bread does not taste lif I (ethanol) since alcohol is volatile and easily evaporates when heate
Carbon Dioxide Released During Cellular Respiration
erials: 7 grams or a small package of yeast, two 250 mL Erlenmeyer flasks, warm water, and 100 g white sugar
edure:
Pour 100 mL of warm water into one of the flasks. Add the yeast to the. water.
Agitate (shake carefully) the mixture until the yeast incorporates with water. Observe the mixture.
Set up a control beaker containing only 100 mL of warm water.
Add a small amount of sugar to each beaker.
de Questions:
What happens when the you agitate the yeast and water mixture?
What happens when sugar is added to the yeast and water mixture?
How would you describe the smell of the yeast, sugar, and water mixture?
tic Acid Fermentation
In the absence of oxygen, the pyruvic acid produced in muscle cells at nd of glycolysis cannot proceed to the Krebs cycle. Instead, it enters athway of lactic acid fermentation. When this happens for a prolonged d of time, a high amount of lactic acid will be deposited in the muscles will result in muscle soreness or cramps.