MOL CLASS 11 - Molecules to Cells - Part 1 (class notes S11)

MOL CLASS 11 - Molecules to Cells - Part 1 (class notes...

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Class 11 – Molecules to Cells (Part 1) MOL Spring 2011 1 NATURAL SCIENCE II: MOLECULES OF LIFE Spring 2011 Class 11 – Monday, March 7 From Molecules to Cells (Part 1) Reading: Chapter 8, pp. 1 – 23 Next class: Chapter 8, pp. 23 – 42 OUTLINE (1) Announcements & review (2) What is “life”? 1 (3) Molecular organization of cells (4) Classifying cells (5) Studying cells with the microscope (6) A prokaryotic cell ANNOUNCEMENTS 2
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Class 11 – Molecules to Cells (Part 1) MOL Spring 2011 2 REVIEW MONOMER repeat n times REPEAT UNIT REPEAT UNIT REPEAT UNIT REPEAT UNIT form new chemical bonds POLYMER CC H H H H ethylene (monomer) polymerization (repeat n times) 3 C C H H H C C H H H H H H H H H H H H H H H H H H H H H polyethylene (polymer) repeat unit POLYESTERS – a condensation polymer B C O O H C O O H A O H O H (a) Molecular structures of the two monomers. C O O H C O O H A O H O H B condensation reaction C O O H C O A O H O ester linkage (b) Joining two monomers using a condensation reaction.
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MOL CLASS 11 - Molecules to Cells - Part 1 (class notes...

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