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i had the same exact question for my science report determining wether or not yeast cells are alive.

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14y ago

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What do you need for a yeast balloon experiment?

To conduct a yeast balloon experiment, you will need a balloon, a water bottle, warm water, sugar, active dry yeast, and a funnel. First, mix the warm water with sugar in the bottle, add yeast using the funnel, and stretch the balloon over the top of the bottle. As the yeast consumes the sugar and produces carbon dioxide, the balloon will inflate.


What is the control in a bread mold experiment?

The bottle that contains only yeast and water. The experimental group in the bottle with yeast, water, AND sugar.


What happen when bleach plus yeast plus sugar are mixed together?

I just did this experiment for my biology class. It seems that with the bleach, it kills the reaction of the yeast. It overpowers the yeast. No bubbles occur--like if it were just yeast, sugar, and warm water.


Sugar and yeast?

Sugar is a necessary food source for yeast to grow and ferment. When yeast consumes sugar, it produces carbon dioxide and alcohol, which are responsible for fermentation in bread-making and alcohol production.


What is made of flour and sugar and water and yeast?

Among other varieties, the basic ingredients for bread are Flour, Water, Sugar, and Yeast.


Why do we add water to yeast in the elephant toothpaste experiment?

Water is added to yeast in the elephant toothpaste experiment to activate it. Yeast is a microorganism that becomes active in the presence of water, which allows it to produce carbon dioxide gas needed for the reaction. This gas creates the foamy explosion seen in the experiment.


Does yeast grow better in sugar water or salt water?

Yeast Grows much better in sugar water. They are micro organisms that need the sucrose in the sugar to activate and grow, without the sugar very little would happen. If you used salt water it would most likely kill the yeast.


Why does a sugar solution become alcoholic on adding yeast?

Yeast consumes sugar and as a byproduct you get alcohol. In simple terms, yeast eats sugar and pees out alcohol.


Is yeast produce a gas when sugar is Available?

No, combining yeast with sugar will not produce gas. Yeast must be dissolved in water with starch or sugar in order to begin fermentation producing CO2 gas.


What conditions cause yeast to be active?

To be activated, yeast needs warmth, water, and sugar.


What if you forgot to add sugar to yeast and water?

The yeast would eventually starve and die.


What factors does alcohol depend on?

Sugar, water and yeast.