Q. What is the heaviest of the twenty amino acids?

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Q. Which of the following amino acids can form hydrogen bonds with their side (R) groups?

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Q. The isoelectric point of an amino acid is defined as the pH

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Q. The sulphur containing side chain of cysteine is

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

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Q. Serine and threonine are polar amino acids due to

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Q. Which of the following is not the hydrophobic and aromatic amino acid?

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Q. Stereo chemical configuration of all a-amino acids derived from proteins is

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

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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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