Question

Which of the following is true with regards to nucleosides?

• A. Nucleosides is formed from Nitrogen base $+$ sugar
• B. Nucleoside is formed from Nitrogen base $+$ Sugar $+$ phosphoric acid
• C. Nucleoside is formed only from Nitrogen base
• D. Nucleoside is formed from Nitrogen base $+$ amino acid

Answer 1

Answer: (A)

Nucleosides is formed from Nitrogen base $+$ sugar

Nucleosides is formed from Nitrogen base $+$ sugar.

A nucleotide is formed from Nitrogen base $+$ Sugar $+$ phosphoric acid.

Nucleotides are joined through phosphate ester linkages.

Option A is correct.