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Structure and Properties of Amino Acids

Structure and Properties of Amino Acids
Protein fluorescence arises primarily from which residue?

Arginine
Tryptophan
Tyrosine
Phenylalanine

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Structure and Properties of Amino Acids
Which of the following is not the hydrophobic and aromatic amino acid?

None of these
Tryptophan
Tyrosine
Phenylalanine

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Structure and Properties of Amino Acids
An essential amino acid is one that

is essentially easy to synthesize
is essential to flagella motion
the body can synthesize under essential conditions
the body cannot synthesize

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Structure and Properties of Amino Acids
Proteins and macromolecular structures take on their higher order structures

by self-assembly
All of these
with the help of precursor sequences that are removed from the final structures
with the help of molecular chaperons

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Structure and Properties of Amino Acids
The α-amino acids have a carboxyl group with a pK around __________ , and an amino group with a pK near __________ .

1.1, and 12.1
6.5, and 8.0
3.3, and 10.5
2.2, and 9.4

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Structure and Properties of Amino Acids
Which pair of amino acids absorbs the most UV light at 280 nm?

Phenylalnine & Proline
Cystein & Asparagine
Threonine & Histidine
Trp & Tyrosine

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MORE MCQ ON Structure and Properties of Amino Acids

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