Yeast is a single celled organism that uses sugar in the process of cellular respiration. Javier prepared a warm sugar water solution in a large plastic bottle and added yeast to it. He then placed a balloon over the bottle top. As shown here.

Which of the following statements best explains how the change in the
balloon is related to the general process of cellular respiration?

1 answer

The balloon is expanding due to the production of carbon dioxide gas as a byproduct of the yeast's cellular respiration of the sugar in the solution.