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Niacin (vitamin B3)
Though niacin or nicotinic acid has been known to the organic chemists since 1867 and Funk isolated it from yeast and rice polishing in order to identify the anti-beriberi vitamin in 1913, it was finally isolated as nicotinamide from liver by Elvehjem and his co-workers in 1937. This was actually after the discovery by Rum and Smith in 1934 that the crude extract of liver was effective against pellagra (you might know that pellagra is the disease condition caused due to the deficiency of niacin in the body)
Q. When are conditions right for harvesting a crop for local and distance markets? The conditions right for harvesting a crop for local markets: harvest in the early morning t
Accident Reporting Procedure : It is better to use incident book and accident report forms for the purposes of keeping records of accidents. The incident book is to be maintained
A siphon fountain Fit a glass jar (a flask from a used electric bulb) with hole rubber stopper. By one hole place a jet tube which will extend about half way to the top of the
What is Solubility Solubility: Proteins behave differently in solution. Globular proteins are generally more soluble in aqueous medium in comparison to elongated fibr
what are the 7 characters of pea plants observed by mendal?
For all other wastes i) Burial The spillage could be buried using any of the following methods: The spillage could be mixed with sand and buried deep. Examples: Iodine
Observing changes of position of the earth with respect to the sun Mark a line on the floor or the wall where the sun shines in your room. Note the exact month, day and hour. A
Blood - Abnormal Constituent of Urine In acute inflammation and trauma, blood may be present in the urine. This condition is known as haematuria. Blood may be present in cancer
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Define the auditory area of the Cerebrum The auditory area lies immediately below lateral sulcus within the temporal lobe as can be seen in Figure. Cells receive and interpret
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