Structure and Properties of Amino Acids

Question: An essential amino acid is one that
[A].

is essentially easy to synthesize

[B].

is essential to flagella motion

[C].

the body cannot synthesize

[D].

the body can synthesize under essential conditions

Answer: Option C

Explanation:

No answer description available for this question.

Question: Coomassie Blue stains the proteins by reacting with
[A].

arginine residues

[B].

free c-termini

[C].

peptide bonds

[D].

aromatic ring

Answer: Option A

Explanation:

No answer description available for this question.

Question: Amino acids required in the human diet and not synthesized by the body are called
[A].

specialized

[B].

trace

[C].

essential

[D].

accessory

Answer: Option C

Explanation:

No answer description available for this question.

Question: D-Alanine and L-Alanine are technically known as
[A].

anomers

[B].

enantiomers

[C].

epimers

[D].

polymer

Answer: Option B

Explanation:

No answer description available for this question.

Question: In a polypeptide average mass of an amino acid residue is
[A].

110 daltons

[B].

118 daltons

[C].

80 daltons

[D].

150 daltons

Answer: Option A

Explanation:

No answer description available for this question.

Question: Molecules that bear charged groups of opposite polarity are known as
[A].

zwitterions

[B].

ambions

[C].

ion conversion

[D].

amphions

Answer: Option A

Explanation:

No answer description available for this question.

Question: Which of the following pairs of amino acids would carry a negative charge on their side chain at pH 8.0?
[A].

Asparagine & Glutamine

[B].

Leucine & Glycine

[C].

Histidine & Lysine

[D].

Aspartate & Glutamate

Answer: Option D

Explanation:

No answer description available for this question.