THE HUNT FOR DNA.

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Presentation transcript:

THE HUNT FOR DNA

James Watson- How we discovered DNA

1928- Griffith’s and Pneumonia

Griffith’s Experiments

“TRANSFORMING FACTOR”

1944- Avery, McCarty, Macleod

1952- Hershey and Chase

1950s- Franklin and Wilkins

Rosalind Franklin’s Photo 51

1953- Watson and Crick DNA

Deoxyribonucleic Acid

The Basic Monomer of DNA

The Nitrogenous Bases of DNA

How do you fit so much information in such a small space? DNA Packaging Or How do you fit so much information in such a small space? DNA packaging

So exactly how much information is that…exactly???

DNA Replication and the Role of DNA Polymerase

Ribonucleic Acid

TRANSCRIPTION

TRANSLATION

Protein Synthesis

http://www.youtube.com/watch?v=yqESR7E4b_8&feature=related

The Chromosome

Telomeres

Telomeres shorten with age- what does this mean?

We can’t live forever!!