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Define seliwanoff's Test or Resorcinol Hydrochloric Acid Reaction?
seliwanoff's test is specific test for ketonic groups and therefore is positive for ketose sugars like fructose and sucrose.
Principle
Ketoses on treatment with hydrochloric acid form 5 hydroxy methyl furfural, which on condensation with resorcinol give a wine or cherry red colour. Sucrose gets converted to glucose and fructose in the presence of HCl and also gives this test.
Explain the stages in taxonomic procedures - Gamma Taxonomy This phase of taxonomy is also called biological taxonomy and is concerned with the study of speciation. It is inclu
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Stability studies are req. for the product stable at their desire time as per specification , which give the expiry date and quality as per the manner.
How is the human foetus expelled from the uterus of its mother: The total time required for the embryonic and foetal development is called gestation period which is usually
why obelia is of special interest in zoology
How to draw diagrams of bones
Minerals :- Manganese Food Source Whole grains, fruits, vegetables Nutritional Functional role Essential nutrient: Deficiency extremely rare. Enzyme cofactor
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