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Manipulating and Cloning DNA. Being Healthy Type 1 diabetes Type 2 diabetes How can you help these individuals?

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Presentation on theme: "Manipulating and Cloning DNA. Being Healthy Type 1 diabetes Type 2 diabetes How can you help these individuals?"— Presentation transcript:

1 Manipulating and Cloning DNA

2 Being Healthy Type 1 diabetes Type 2 diabetes How can you help these individuals?

3 Insulin Banting and Best – Pigs and cows Helen Free Allergic reaction to insulin from pigs and cows Genetic engineering – Inserted into bacteria – Produced insulin from humans

4 Why Bacteria? Reproduce quickly Plasmids Form recombinant DNA – Restriction enzymes – Sticky ends vs. blunt ends – Restriction fragments Sticky or Blunt ends?

5 How Do You Know Where to Cut? Restriction enzymes recognize recognition sites – Sticky ends & blunt ends Restriction map

6 We Are Family Vector + foreign material = recombinant DNA – Plasmids Competent/host cell takes up recombinant DNA – Bacteria Restriction enzymes cut DNA ligase reforms backbone

7 Recombinant DNA

8 Hybridization

9 Homework Page 375 # 2, 3, 5, 8


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