0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
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.
What is the effect of yeast and sugar solution?
fementation
Why do yeast grow in sugar solution but not in water?
Because yeast needs to have food just like us to grow, and sugar is that food.
What effect does yeast have on sugar solution?
when a yeast cell is put in a hypertonic solution, water moves out of the cell down its osmotic gradient to the outside of the cell by osmosis as a result the cell shrinks
Why does live yeast and sugar solution mixed in a water bath of 30 degrees bubble?
Think of the sugar solution as food for the live yeast. The yeast breaks down the sugar by alcoholic fermentation, a process that takes the sugar and breaks it into ethanol and carbon dioxide. The carbon dioxide that forms can be seen by the naked eye...in the form of bubbles!
What conditions is necessary for yeast to grow and multiply?
Yeast require energy to grow and divide its cells, therefore yeast grows best in sugar solution.
What is the purpose of yeast plus water in a sugar and yeast experiment?
i had the same exact question for my science report determining wether or not yeast cells are alive.
Why must the sugar solution be cooled before adding yeast?
It's not clear in what context this question is asked, but hot water can kill yeast.
What is given off when yeast ferments sugar?
Bubbles of CO2 comming out of the solution
Sugar and yeast?
There is no sugar in yeast because it is a living organism and living organisms don't need sugar.
What does sugar do to yeast?
Yeast will respire the sugar causing the yeast to give off Carbon Dioxide.
What purpose did sugar serve for the yeast?
In making bread - Bread dough contains yeast (a fungus), and sugar. When the dough is left in a warm place, the yeast cells feed on the sugar to obtain energy. Enzymes in the yeast catalyse the reaction, which is called fermentation: C6H12O6 (aq) ------> 2C2H5OH (aq) + 2CO2 (g) + energy in other words: Glucose ------> ethanol + carbon dioxide + energy
