Can We Get DNA From Fossils?

Can We Get DNA From Fossils?

Assessment

Interactive Video

Biology, Geography, Science, Engineering

11th Grade - University

Hard

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The video explores the discovery and analysis of ancient DNA, starting with a weevil trapped in amber. It discusses the challenges of DNA degradation and contamination, the concept of DNA half-life, and the importance of preservation conditions. Methodological errors in early DNA sampling are highlighted, along with advancements in modern techniques. The video concludes with the potential future of ancient DNA research.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What were the findings regarding the DNA of the extinct quagga?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What modern contaminants were found in the DNA samples from ancient organisms?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What precautions are necessary to prevent contamination when working with ancient DNA?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What does the future hold for the study of ancient DNA according to the text?

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