Q. How many different amino acids are there?

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Q. Amino acids required in the human diet and not synthesized by the body are called

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Q. Which of the following amino acid contain an imidazolium moiety?

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Q. The sequence of letters 'WYQN' will represent

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Q. Molecules that bear charged groups of opposite polarity are known as

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Q. What is the product of the catabolic breakdown of Arginine?

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Q. Which amino acids would most likely reside in the membrane-anchoring domain of a membrane embedded protein?

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Q. An essential amino acid is one that

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Q. D-Alanine and L-Alanine are technically known as

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Q. Which of the following pairs of amino acids would carry a negative charge on their side chain at pH 8.0?

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Q. In a polypeptide average mass of an amino acid residue is

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Q. Which pair of amino acids absorbs the most UV light at 280 nm?

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Q. Which of the following is a nonstandard amino acid?

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Q. Which of the following is an essential amino acid?

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Q. Protein fluorescence arises primarily from which residue?

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Q. Which of the following amino acid is known as half-cystine residue?

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Q. Which of the following is not an essential amino acid?

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Q. Which of the following is not a sensible grouping of amino acids based on their polarity properties?

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Q. Proteins and macromolecular structures take on their higher order structures

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Q. During successful purification scheme, this may be expected that the

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