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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. Molecule can act as a base and as an acid






2. Fatty acid structure






3. Diastereomers that vary in the configuration of 1 chiral center






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






5. Hydrolysis






6. Macromolecule that performs a variety of bodily functions and is composed of up to 20 different amino acids






7. Unique feature of glycine






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






9. (+) and (-) describe what?






10. Enzymes that hydrolyze fats






11. 4 causes of denaturation of proteins






12. 1. it requires an enzyme to linearize and mutarotate 2. it is not a reducing sugar and give negative Benedict's test






13. Characteristics of polar amino acids






14. D and L describe what?






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






16. Unique feature of cysteine






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






18. Formula for urea






19. Glycosidic linkage of lactose






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






21. Physiological pH






22. Rule for all amino acids that are nonbasic and nonacidic pertaining to pI value?






23. Molecules with the same atoms - but different bonds






24. Unique feature of proline






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






26. Histidine






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






28. Hydrophobic and hydrophilic interactions btw amino acids more distant from each other on the polypeptide chain






29. Nonpolar - hydrophobic amino acids






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






31. Separation is due to charge - with negative charge moving toward positive electrode and positive charge moving toward negative electrode






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






33. Name for 5 membered ring






34. Glyceraldehyde






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






36. Energy storage molecule of carbohydrates for animals






37. Polar amino acids






38. Covalent bond formed btw carboxyl group of one atom and the amino group of another amino acid in an addition - elimination mechanism - enzymes are required to carry out rxn






39. Energy storage molecule of carbohydrates for plants






40. Carbon that in linear form has a carbonyl - or in cyclic form has a hemiacetal or an acetal






41. Glycosidic linkage of maltose






42. Hydrophilic amino acids






43. Basic amino acids






44. Sugar with an aldehyde at the first carbon position






45. What describes the affinity of functional groups for a proton?






46. Sulfur containing amino acids






47. Acetic acid formula?






48. Glycosidic linkage of cellulose






49. Enzyme that hydrolyzes lactose into galactose and glucose into






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