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Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 9
Score: 6
Tags: genetics
Author: meganber
Last Modified: 4 months ago

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DNA, RNA, and Genetics Question

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Grade 9 DNA, RNA, and Genetics

Which four nitrogenous bases are typically found in DNA?
  1. guanine, cytosine, adenine, thymine
  2. guanine, uracil, adenine, cytosine
  3. none of the above
  4. both a and b
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