Chemistry · Biomolecules

Which of the following statements regarding biomolecules is INCORRECT?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1A mixture of different amino acids can be separated by ion-exchange chromatography.
2Cytosine is present both in RNA and DNA.
3L-Threonine has only one chiral center.✓
4The N-terminal amino acid of a polypeptide can be identified by Edman's reagent (phenyl isothiocyanate).

Correct answer

L-Threonine has only one chiral center.

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