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Mutations

Mutations. What is a mutation?. What causes mutations?. Errors in DNA replication Errors in mRNA production Chemicals UV Radiation X-Rays. What is a point mutation?. What are the three types of point mutations?. Silent Missense Nonsense. What is a frameshift mutation?.

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Mutations

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  1. Mutations

  2. What is a mutation?

  3. What causes mutations? • Errors in DNA replication • Errors in mRNA production • Chemicals • UV Radiation • X-Rays

  4. What is a point mutation?

  5. What are the three types of point mutations? • Silent • Missense • Nonsense

  6. What is a frameshift mutation?

  7. What types of mutations cause frameshift mutations? • Insertions • Deletions

  8. What type of mutation is it?

  9. How does a mutated protein affect a cell? • The mutated protein may have a different shape and disrupt its normal activity.

  10. Are all mutations harmful? • No! They can be neutral, beneficial, OR harmful • Environmental context plays a MAJOR role here

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