Personal Genome Project Study Guide
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Part I: Genetic Material

Part II: Gene Transmission

Part III: Gene Expression

Part IV: Genetic Regulation

Part V: Genetics and Society

Part VI: Project Literacy

 

 

 

 

 		  Part I: Genetic Material
Lesson 2: The Structure of DNA
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Lesson 2 Practice Test

Only some of the DNA in chromosomes encodes genes.  Most of the DNA sequences in the human genome are seemingly useless because they do not contain any information needed to produce proteins.  These noncoding DNA sequences are interspersed between coding sequences (genes) and are called intergenic regions.