MOL CLASS 13 - DNA (Part 1) (class notes S11)

MOL CLASS 13 - DNA (Part 1) (class notes S11) - Class 13...

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Class 13 – DNA (Part 1) Molecules of Life – Spring 2011 1 NATURAL SCIENCE II: MOLECULES OF LIFE Spring 2011 Class 13 – Monday, March 21 DNA – The Molecule of Heredity (Part 1) Reading: Chapter 14, pp. 1 – 15 Next class: NOVA DVD (no assigned reading) OUTLINE (1) Announcements & review (2 All living organisms contains DNA 1 (2) (3) Scientific paths to the double helix (4) X-ray diffraction and molecular structure (5) Nucleotides – the building blocks of DNA (6) Making a polynucleotide strand ANNOUNCEMENTS 2
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Class 13 – DNA (Part 1) Molecules of Life – Spring 2011 2 DISCOVERY OF “NUCLEIN” 1869 -- Friedrich Miescher isolated a chemical substance from the nuclei of white blood cells. “nuclein” 3 ALL LIVING CELLS CONTAIN DNA DNA bursting out of an ECo l i cell Relationship between the three main kingdoms of life 4 E. Coli cell.
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Class 13 – DNA (Part 1) Molecules of Life – Spring 2011 3 EUKARYOTIC CELLS 5 SCIENTIFIC PATHS TO THE DOUBLE HELIX Rosalind Franklin James Watson & Francis Crick 6
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Class 13 – DNA (Part 1)
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MOL CLASS 13 - DNA (Part 1) (class notes S11) - Class 13...

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