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Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 7
Author: Reaveshahira
Last Modified: 22 days ago

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DNA, RNA, and Genetics Question

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Grade 7 DNA, RNA, and Genetics

When alleles for a trait are different, the organism is
  1. homozygous.
  2. heterozygous.
  3. true bred.
  4. purebred.
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