What Is the Difference Between Nucleosides and Nucleotides

question 102

Multiple Choice

What is the difference between nucleosides and nucleotides?

• A) Only nucleotides have nitrogenous bases.
• B) Only nucleotides contain a phosphate group.
• C) Nucleotides have the pentose sugar ribose,whereas nucleosides have the pentose sugar deoxyribose.
• D) In nucleosides the monomers are joined by phosphodiester bonds;in nucleotides the monomers are joined by hydrogen bonds.
• E) Nucleosides are the monomers of DNA,whereas nucleotides are the monomers of RNA.

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