The arrow labeled II in the nucleic acid below is pointing to a(n)
A) nonpolar covalent bond.
B) ionic interaction.
C) phosphate ester bond.
D) glycosidic bond.
E) hydrogen bond.

Question

The arrow labeled II in the nucleic acid below is pointing to a(n) 
A) nonpolar covalent bond. 
B) ionic interaction. 
C) phosphate ester bond. 
D) glycosidic bond. 
E) hydrogen bond.

Quizplus · Accepted Answer

The arrow labeled II is pointing to the bond between the phosphate group and the sugar in the nucleotide. This bond is a covalent bond known as a phosphate ester bond.

The Arrow Labeled II in the Nucleic Acid Below Is