Genomes: Gene Number, Density & Size


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Gene density is:

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Which of the following is expected to have the largest genome size?

I. Eukarya
II. Bacteria
III. Archaea


Which of the following is expected to have the largest number of genes?

I. Eukarya
II. Bacteria
III. Archaea

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About This Quiz & Worksheet

Answer the questions on these assessments to check your knowledge of the features of genomes.

Quiz & Worksheet Goals

Assessments will test knowledge of:

  • Genome size and gene density among organism domains
  • Domain categorization of E. coli
  • The definition of gene density

Skills Practiced

  • Defining key concepts - ensure that you can accurately define the key term, gene density
  • Reading comprehension - ensure that you draw the most important information from the lesson on genome characteristics
  • Information recall - access the knowledge you've gained regarding gene number in organisms in different domains

Additional Learning

Increase your knowledge of the characteristics of genomes by completing the lesson titled Genomes: Gene Number, Density & Size. Objectives covered include:

  • Distinguish the difference between gene number and gene quality
  • Understand mammal gene density
  • Review the three organism domains