Explain the 'fluid mosaic model' for membrane structure.
See Answer →Explain the 'fluid mosaic model' for membrane structure.
See Answer →A fat has low iodine number and a high saponification number. What do you infer from that? What are essential fatty acids and why are they essential?
See Answer →Discuss the classification of carbohydrates on the basis of number of saccharide units giving example of each class.
See Answer →Discuss the classification of carbohydrates on the basis of number of saccharide units giving example of each class.
See Answer →What are anomers? Explain the existence of anomers in sugars taking D-glucose as an illustrative case.
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Briefly describe different modes through which cell membrane controls the transport of ingoing and outgoing molecules?
See Answer →What will be the sequence of separation of the organelles, ribosomes, nucleus and mitochondria in a tissue homogenate when subjected to centrifugation. Explain your answer.
See Answer →What kind of structural information is available from UV, IR, NMR and Mass spectra of an organic compound?
See Answer →Explain McLafferty rearrangement with the help of a suitable example.
See Answer →What is the principle of mass spectrometry? Explain how it is different from other spectrometric methods.
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a Explain spin-spin splitting and Larmor precession the following terms in the context of NMR spectrometry.
See Answer →What are different types of instruments used for ICP-AES? Which of these is better and why? Explain.
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Enlist different components of an ICP torch. What makes argon a good choice for the plasma gas?
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Enlist different components of an ICP torch. What makes argon a good choice for the plasma gas?
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Enlist the advantages of GFAAS over FAAS and the advantage of line sources over continuum sources for AAS.
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Explain the principles of atomic absorption spectrophotometry and atomic emission spectrometry.
See Answer →Explain different pathways of atomic fluorescence emission. In what way is halogen cathode lamp (HCL) better than a continuous source for atomic fluorescence measurement?
See Answer →Briefly explain the different types of spectral interferences observed in flame photometry.
See Answer →Discuss the fate of analyte sample in the flame of a flame photometer. What is internal standard method? Under what conditions is it used?
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