Question

Which of the following statements is true?

(a) Sugar component of a nucleotide is ribose

(b) Sugar component of a nucleotide is deoxyribose

(c) The bases in nucleotides are attached to a pentose sugar moiety by a glycosidic linkage

(d) The sugar molecule of the nucleotide is in L-configuration

This question was addressed to me in an internship interview.

This question is from Nucleotides & Nucleic Acids Basics in division Nucleotides and Nucleic Acids of Biochemistry

Answer 1

Right option is (c) The bases in nucleotides are attached to a pentose sugar moiety by a glycosidic linkage

For explanation: Sugar component of a nucleotide may be ribose or deoxyribose.