Why Is DNA Synthesis Started with Ribonucleotides Rather Than Deoxyribonucleotides

question 65

Multiple Choice

Why is DNA synthesis started with ribonucleotides rather than deoxyribonucleotides?

• A) To mark the newly synthesized strand.
• B) RNA polymerase makes fewer errors when priming than DNA polymerase would.
• C) DNA polymerases cannot prime.
• D) To mark the lagging strand for DNA ligase.

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