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MCAT Organic Chemistry 2

Subjects : mcat, science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Formula for urea






2. PH at which positive and negative charges balance to form a zwitterion






3. Epimers of sugars that vary in the configuration of their anomeric carbons






4. 4 causes of denaturation of proteins






5. Enzyme that hydrolyzes maltose into 2 glucose molecules?






6. Generated btw either thiols on different proteins or thiols on the same protein






7. D and L describe what?






8. Interaction btw polypeptide subunits arranged in polypeptide. can be covalent bonds or intermolecular forces - disulfide bond that does not form btw residues on the same protein affect (blank)






9. 3 carbon triol that forms backbone of triacylglycerol






10. Characteristic of basic amino acids






11. Basic amino acids






12. Characteristics of polar amino acids






13. 2 things that accelerate the rate of hydrolysis for peptide cleavage?






14. Hydrolysis






15. Glycosidic linkage of cellulose






16. Histidine






17. Property of fatty acids where one end is hydrophobic and the other is hydrophilic






18. Fatty acid w/ one or more double bonds in cis form predominately






19. 1.has partial double bond character due to resonance 2. it cannot rotate 3. amide H is someWhat acidic and can H bond






20. Unique feature of glycine






21. Molecules with the same atoms - but different bonds






22. Energy storage molecule of carbohydrates for animals






23. Unique feature of cysteine






24. (R) and (S) describe what?






25. Molecules with the same atoms and same bonds - but different bond geometries; can either be enantiomers or diastereomers






26. Nonpolar - hydrophobic amino acids






27. What kind of lipids compromise the lipid bilayer?






28. Glycosidic linkage of sucrose






29. What configuration do all naturally occuring amino acids have?






30. Storage form of fatty acid that is composed of 3 esterified fatty acid to a glycerol molecule






31. Fxn of cholesterol in the membrane?






32. Adjacent polypeptide strands running in opposite directions in Beta pleated sheet structure






33. Unique feature of proline






34. Acidic amino acids






35. Sugar with an aldehyde at the first carbon position






36. 2 reasons why fats have more efficient energy stores than carbs






37. Characteristics of acidic amino acids






38. 2 covalent bonds formed in proteins






39. Sugar with a carbonyl group at the 2 carbon position






40. Hydrophilic amino acids






41. Glycosidic linkage of lactose






42. Glyceraldehyde






43. Amino group placed on the left of a fischer projection is a?






44. Polar amino acids






45. Initial folding of proteins into shapes stabilized by H bonds btw amino and carboxyl groups of backbone






46. Glycosidic linkage of maltose






47. PH at which the amino acid has a net neutral charge






48. Energy storage molecule of carbohydrates for plants






49. Amino group placed on the right of a fischer projection is a?






50. Fatty acid w/ no double bonds and maximum number of hydrogens