DNA and RNA Are Different Types of Nucleic Acid Polymer

question 13

Multiple Choice

DNA and RNA are different types of nucleic acid polymer.Which of the following is true of DNA but NOT true of RNA?

• A)It contains uracil.
• B)It contains thymine.
• C)It is single-stranded.
• D)It has 5′-to-3′ directionality.

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