Genome Projects and Sequencing Technologies · Zoology

Metagenomics refers to sequencing DNA from:

  1. A single organism grown in a pure culture
  2. Multiple organisms in an environmental sample
  3. Only human cells taken from one single individual
  4. Chromosomes isolated from a single known species
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Correct answer: Multiple organisms in an environmental sample

Metagenomics analyzes DNA directly from environmental samples. It reveals genetic diversity of entire microbial communities.

Difficulty: Medium Question 18 of 20

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