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Which of the following correctly identifies the backbone structure of RNA?

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Question

Which of the following correctly identifies the backbone structure of RNA?

Options

  • Alternating glucose and nitrogen atoms

  • Alternating deoxyribose sugar and phosphate units

  • Alternating ribose sugar and phosphate units

  • Continuous chain of phosphate groups only

MCQ
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Solution

The backbone of RNA is formed by alternating ribose sugar and phosphate units. This backbone provides structural support to the RNA molecule and connects the nitrogenous bases along the polynucleotide chain.

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