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Define Regents for Estimation of Vitamin C - Colorimetric Method?
1. 2, 4 dinitrophenylhydrazine reagent - Dissolve 2 g of dinitrophenyl hydrazine in 100 ml of 9N sulphuric acid and allow to stand overnight. Mix and use.
2. 5% thiourea solution - Dissolve 25 g of thiourea in 500 ml of distilled water.
3. 9N sulphuric acid
4. 85% sulphuric acid
5. 0.6% copper sulphate
6. Colour reagent or Dinitrophenylhydrazine - thiourea - copper sulphate (DTC) reagent - Mix
7. 5% trichloroacetic acid (TCA)
8. 5% metaphosphoric acid in 10% acetic acid solution - Mix 1000 ml of 5% metaphosphoric acid and 500 ml of 10% acetic acid.
9. Ice for cooling.
State three ways in which the absorbing surface of the small intestine is increased. The absorbing surface of the small intestine is increased by:- (a) being very long
Explain the Failure to Management of Ledge Apical transportation or perforation: movement of the physiological foramen to a new iatrogenic location. Three types of apical tr
Explain Procedure for Acid Fast Staining? Carry out the exercise using the steps enumerated herewith. 1. Label the clean, non-greasy slides and make smears of M. smegmatis,
Conservation and management of biodiversity require measurement of biodiversity because it is important to make choices about "what, where, and how" to conserve. Measurement can be
How many different molecules composed of (A) two (B) three, and (C) four amino acids, linked together by peptide bonds, can be made from the set of 20 naturally occurring amino aci
BRAI N (ENCEPHELON) Shape - Oval Positio n - Situated in cranial cavity of skull. Medulla oblongeta comes out of foramen magnum in the form of spinal cord. Colou
The cell cycle is controlled by a cyclically operating set of reaction sequences that both trigger and coordinate key events in the cell cycle • The cell-cycle control system is
Iron deficiency Iron plays an essential role in oxygen transport in the body as a constituent of haemoglobin where nearly 60% of the body iron is found. Apart from oxygen tran
TYPES OF DRUG ACTION - 1 . PHARMACODYNAMIC DRUGS - These drugs modify the physiological and biochemical processes in the patient's body to eliminate the disease.
Causes of Air Pollution We known about the composition of atmosphere, its major and minor constituents. The composition of atmosphere has remained the same for thousands of y
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