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Unformatted text preview: 11. What levels of structure organization are possible for proteins and what do these each describe? O O NH 2 H 3 CO CH 3 O HO O N CH 3 CH 3 Alanine methyl ester N,N-dimethylglycine 12. Draw and name the four DNA bases. 13. Which are the guanines and which are the pyrimidines? 14. What is responsible for the helical structure of DNA? Draw a circle around the H-bonds between base pairs . 15. What is the monomer and formula in the famous polymer that comprises irrigation pipes (PVC, polyvinyl chloride)? 16. What types of polymers are there (4 general classes)? Draw examples with A,B notations. 17. What is a nucleoside? What is a nucleotide? 18. What is a fatty acid? What is the difference between saturated and unsaturated? 19. What type of reaction is shown below? 20. What type of reaction generates this ether? Br base Br base HO CH 3 O CH 3...
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