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Consider the following sequence for aspartic acid:

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The Pl (isoelectric point) of aspartic acid is: 

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Important Questions on Biomolecules

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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 44
The incorrect statement among the following is:
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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 45

Which of the following will not exist in Zwitter ionic form at pH=7?

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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 46

Which of the following is the correct structure of Adenosine?

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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 47
The dipeptide, Gln-Gly, on treatment with CH3COCl followed by aqueous work up gives: [JEE(Main) 2018 Online (15-04-18), 4/120]
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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 48
Among the following, the incorrect statement is:
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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 49

The increasing order of pKa of the following amino acids in aqueous solution is : Gly, Asp, Lys, Arg

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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 50
The correct structure of product P in the following reaction is:
Asn-Ser+CH3CO2(Excess)O→NEt3P
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Alpha Question Bank for Engineering: Chemistry>Chapter 29 - Biomolecules>Exercise-3>Q 51

The correct match between item I and item II is:

  Item 'I'   Item 'II'
  (Compound)   (Reagent)
(A) Lysine (P) 1-Naphtol
(B) Furfural (Q) Ninhydrin
(C) Benzyl alcohol (R) KMnO4
(D) Styrene (S) Ceric ammonium nitrate