Define limiting radius?

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what is the difference between Dowex-1 and Dowex-50 which are used in ion exchange chromatography?

1 Answers  

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The peptide bond in proteins is a) nonpolar, and fixed in a trans conformation. b) nonpolar, but rotates to three preferred dihedral angles. c) planar, and usually found in a trans conformation. d) planar, but rotates to three preferred dihedral angles.

1 Answers  

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When starch reacts with iodine, why does it create the characteristic blue-black colour?

5 Answers   Hetero, Pace Pharmaceuticals,

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What are respectively some remarkable functions of insulin?

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what are the different types of monoterpenes?

1 Answers   Ranbaxy,

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What are proteoglycans and how are they constructed?

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what is the structure and metabolism of ALPHA-LIPOIC acid?

1 Answers  

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What is racemic mixture? Why it is optically inactive?

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What are respectively some remarkable functions of cd4?

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Many genes are regulated in both a negative and a positive manner. The genes mediating lactose metabolism in bacteria are a classical example. What are the two small molecule ligands that control expression of these genes? What does each one do?

1 Answers   Pace Pharmaceuticals,

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Since pepsin is a gastric enzyme does it, has acid or basic optimum ph? What happen to pepsin when it passes to the duodenum?

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