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Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 10
Score: 3
Author: edukingdom
Last Modified: 6 years ago

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DNA, RNA, and Genetics Question

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Grade 10 DNA, RNA, and Genetics

Nucleotides of DNA are composed of three substances, namely
  1. calcium, sugar, and nitrogen.
  2. sugar, phosphate, and nitrogenous base.
  3. sugar, hydrogen, and nitrogen base.
  4. phosphate, calcium, and nitrogenous base.