Why do some people look young at age 60 while others look old at age 30? Elizabeth Blackburn discovered it is all related to telomeres and telomerase. Her discoveries have not only led to a better understanding of aging, but also to a better understanding of cancer. 

Concepts

chromosomes, dna sequence, dna, dna replication, enzymes, cancer, famous scientists

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Additional Tags

science

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Instructional Ideas

• The series of videos works perfectly as an opening to class or during transitions to interest students in new topics
• Summarize the current research on telomeres

Classroom Considerations

• Remember YouTube comments are open to the public and often include content that is not appropriate for the classroom
• The voice recording is a bit off sync with the visual recording, which may bother some viewers
• Video is the 17th in a 25-part series

• This video is hosted on YouTube

Pros

• High-quality diagrams help to explain the concepts
• Highlights new vocabulary throughout

Cons

• None