Class 7 Biology Respiration in Organisms Respiration in yeast

Respiration in yeast

  • Yeasts are eukaryotic, single-celled microorganisms belonging to fungus kingdom.
  • They are used for several purposes in the food and beverage industry.
  • They are used in bakery industry. Brewer's yeast is used in beer fermentation and in wine fermentation.
  • They are capable of surviving even in the absence of air and hence are termed as
  • Since they can survive in the absence of air they can even break down the glucose into alcohol,carbon dioxide and energy in the absence of oxygen and hence undergo anaerobic respiration.

  • The carbon-dioxide released in the process makes the bread and other baked food items spongy.

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