In this article we will discuss about the fermentation, recovery and estimation of alcohol. Alcohol Fermentation: Principle: Yeasts ferment molasses and produce alcohol. Requirements: 1. Molasses. 2. Water. 3. Lactic acid. 4. Yeast. 5. 1 litre flasks. 6. 2/3 NH2SO4. 7. Sodium tungstate-10% 8. HC1 (1:10) Procedure: 1. Dilute molasses with water in order to […]
Fermentation of Alcohol and Its Estimation | Biotechnology
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Fermentation of Citric Acid | Biotechnology
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In this article we will discuss about the principle, requirements and procedure for fermentation of citric acid. Principle: When A. niger is grown in a medium having higher concentration of sugar a and low (acidic) pH, citric acid is produced. Requirements: 1. Starter culture of Aspergillus niger maintained on Czapek’s Dox Agar. 2. Test medium […]
Measuring the Growth in Fungi | Biotechnology
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The following points highlight the two methods used for measuring the growth in fungi. The methods are: 1. Linear Method (Agar Plate) 2. Mycelial Dry Weight. 1. Linear Method (Agar Plate): Principle: Fungal inoculum kept in the centre of the agar plate will grow radially and the rate of growth can be measured each 24 […]