Which of the Following Statements About the 5 End of a Polynucleotide

question 33

Multiple Choice

Which of the following statements about the 5 end of a polynucleotide strand of RNA is correct?

• A) The 5 end has a hydroxyl group attached to the number 5 carbon of ribose.
• B) The 5 end has a phosphate group attached to the number 5 carbon of ribose.
• C) The 5 end has phosphate attached to the number 5 carbon of the nitrogenous base.
• D) The 5 end has a carboxyl group attached to the number 5 carbon of ribose.

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