A Short RNA Chain Is Synthesized as the First Nucleotides

question 74

Multiple Choice

A short RNA chain is synthesized as the first nucleotides in a new DNA strand by the enzyme ____ to provide a ____ for DNA elongation.

• A) topoisomerase; 3' hydroxyl group
• B) primase; 3' hydroxyl group
• C) primase; 5' hydroxyl group
• D) DNA polymerase; 5' phosphate group
• E) DNA polymerase; 3' hydroxyl group

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