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Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 9
Score: -1
Author: trinilicy
Last Modified: a year ago

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DNA, RNA, and Genetics Question

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Grade 9 DNA, RNA, and Genetics

When did Mendel conduct his investigations in genetics?
  1. After scientists had complete knowledge of DNA and chromosomes
  2. Before DNA was discovered
  3. At the same time that Watson and Crick were working on their model
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