Organic Polymers— Synthetic and Natural Chapter 22 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

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Organic Polymers— Synthetic and Natural Chapter 22 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

A ________________________ is a high molar mass molecular compound made up of many repeating chemical units. Naturally occurring polymers ____________________________________________ Synthetic polymers ______________________________________ 22.1

The simple repeating unit of a polymer is the _______________. ________________________ is a polymer made up of only one type of monomer ( CF 2 CF 2 ) n Teflon ( CH 2 CH 2 ) n Polyethylene ( CH 2 CH ) n Cl PVC 22.2

A ___________________________ is a polymer made up of two or more monomers Styrene-butadiene rubber ( CH CH 2 CH 2 CH CH CH 2 ) n

R groups on same side of chain _______________ R groups alternate from side to side R groups disposed at random Sterioisomers of Polymers _______________

22.2 Table 22.1 Some Monomers and Their Common Synthetic Polymers

Proteins ____________________ are the monomers of proteins. An amino acid is a compound that contains at least one ________ group (-NH 2 ) and at least one _____________ group (-COOH) + H 3 N C C N C C O - + H 2 O H R1R1 H R2R2 O O H + H 3 N C C O H 3 N C C O - H R1R1 H R2R2 OO ________________ bond 22.3

The 20 Amino Acids Essential to Living Organisms

Protein Structure 22.3 Carbon Nitrogen Oxygen R group Hydrogen The structure is held in position by intramolecular hydrogen bonds (………)

Protein Structure 22.3

Protein Structure 22.3 _________________ Forces in a Protein Molecule ionic forces hydrogen bonds dispersion forces dispersion forces dispersion forces dipole-dipole forces

Hydrogen Bonds in Parallel and Antiparallel  -pleated Sheets 22.3

Protein Structure 22.3 The structural changes that occur when oxygen binds to the heme group in hemoglobin.

Nucleic Acids Nucleic acids are high molar mass polymers that play an essential role in protein synthesis. 1.___________________________________ 2.___________________________________ DNA molecule has 2 helical strands. Each strand is made up of ____________________________. 22.4

The Components of the Nucleic Acids DNA and RNA 22.4

Base-Pair Formation by Adenine and Thymine and by Cytosine and Guanine 22.4

DNA Fingerprinting 22.4

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