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  1. How do genes direct the production of proteins?: MedlinePlus Genetics 
    ... National Library of Medicine Learn how to cite this page
    https://medlineplus.gov/.../understanding/howgeneswork/makingprotein - Genetics
  2. What are genome editing and CRISPR-Cas9?: MedlinePlus Genetics 
    ... DNA apart, which disables the virus. Researchers adapted this immune defense system to edit DNA. They create ... RNA segments bacteria produce from the CRISPR array. This guide RNA also attaches to the Cas9 enzyme. ...
    https://medlineplus.gov/.../genomicresearch/genomeediting - Genetics
  3. Can genes be turned on and off in cells?: MedlinePlus Genetics 
    ... the regulation of genes is critical for life, this complex process is not yet fully understood. Gene ... of transcription. By controlling the level of transcription, this process can determine when and how much protein ...
    https://medlineplus.gov/.../understanding/howgeneswork/geneonoff - Genetics
  4. How do geneticists indicate the location of a gene?: MedlinePlus Genetics 
    ... provide a gene's “address” on a chromosome. This address is made up of several parts: The ... the sequence of nucleotides for each human chromosome. This sequence information allows researchers to provide a more ...
    https://medlineplus.gov/.../understanding/howgeneswork/genelocation - Genetics
  5. What do geneticists mean by anticipation?: MedlinePlus Genetics 
    ... is passed from one generation to the next. This phenomenon is called anticipation. Anticipation is most often ... may expand until the gene stops functioning normally. This expansion causes the features of some disorders to ...
    https://medlineplus.gov/.../understanding/inheritance/anticipation - Genetics
  6. What does it mean to have Neanderthal or Denisovan DNA?: MedlinePlus Genetics 
    ... from prehistoric humans, such as Neanderthals and Denisovans. This information is generally reported as a percentage that ... genomes from fossils discovered in Europe and Asia. This genetic information is helping researchers learn more about ...
    https://medlineplus.gov/.../dtcgenetictesting/neanderthaldna - Genetics
  7. What are the ethical issues surrounding gene therapy?: MedlinePlus Genetics 
    ... cells such as bone marrow or blood cells. This type of genetic alteration cannot be passed to ... genetic changes to be passed to future generations. This approach is known as germline gene therapy. The ...
    https://medlineplus.gov/genetics/understanding/therapy/ethics - Genetics
  8. What are genome-wide association studies?: MedlinePlus Genetics 
    ... associated with a particular disease (or another trait). This method studies the entire set of DNA (the ... genetic variations contribute to a person’s risk. This approach has identified SNPs associated with several complex ...
    https://medlineplus.gov/.../understanding/genomicresearch/gwastudies - Genetics
  9. How do genes control the growth and division of cells?: MedlinePlus Genetics 
    ... known as the cell cycle. Tight regulation of this process ensures that a dividing cell’s DNA ... to a cancerous tumor . Learn how to cite this page
    https://medlineplus.gov/.../howgeneswork/genesanddivision - Genetics
  10. Are facial dimples determined by genetics?: MedlinePlus Genetics 
    ... the cheeks—tend to occur in families, and this trait is assumed to be inherited. Dimples are ... 3):376. PubMed: 2363446 . Learn how to cite this page
    https://medlineplus.gov/genetics/understanding/traits/dimples - Genetics
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