Question

Yeast warm water and substance z .what is substance z

Answer 1

Answer:

I think glucose is the substance z

Answer 2

Glucose

Explanation:

• Glucose is identified as the product Z.
• In a tube, yeast is mixed with product Z and the warm water to form a suspension.
• It is connected to a delivery tube to the second boiling tube containing lime water or hydrogen carbonate indicator.
• The lime water turns to be cloudy milky white and the indicator changes its color to yellow.  
• This reveals the occurrence of fermentation process and the production of carbon dioxide.
• Glucose is the main product required for the fermentation process.  
• Hence,  Glucose is the correct option.  

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