Lecture_19_DulaiS09_DNA

Lecture_19_DulaiS09_DNA - DNA Structure and Function Bio...

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DNA Structure and Function Bio 001
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AIMS for this Lecture 1. History of DNA discovery 2. Learn how you copy your cells’ DNA so that each daughter cell gets it fair share! – this happens during S phase 3. A quick look at cloning
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Where does the word DNA come from?
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Miescher Discovered DNA 1868 – 140 years ago Johann Miescher investigated the chemical composition of the nucleus Isolated an organic acid that was high in phosphorus He called it nuclein We call it DNA ( d eoxyribo n ucleic a cid)
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