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Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 9
Score: 5
Tags: genetics
Author: meganber
Last Modified: 6 years ago

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DNA, RNA, and Genetics Question

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Grade 9 DNA, RNA, and Genetics

Which nitrogenous base is only found in RNA?
  1. uracil
  2. thymine
  3. guanine
  4. cytosine