26. Nucleic Acids and Protein Synthesis - Part 2 of 3
26. Nucleic Acids and Protein Synthesis / Primary Structure of Nucleic Acids / Problem 1
Which of the statements below regarding the ends of nucleic acids are incorrect?
i. The 5' end of a nucleic acid has a free phosphate group attached to the 5' carbon of the sugar.
ii. The 3' end of a nucleic acid has a free hydroxyl group (-OH) attached to the 2' carbon of the sugar.
iii. Nucleotides are always added to the 5' end during DNA and RNA synthesis.
iv. The 5' end and 3' end of a nucleic acid are identical in structure.
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