Test your basic knowledge |

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. Physiological pH






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






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






4. Enzyme that hydrolyzes lactose into galactose and glucose into






5. Energy storage molecule of carbohydrates for plants






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






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






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






9. Sulfur containing amino acids






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






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






12. Basic amino acids






13. Energy storage molecule of carbohydrates for animals






14. Glycosidic linkage of sucrose






15. 4 causes of denaturation of proteins






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






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






18. Fxn of cholesterol in the membrane?






19. Fatty acid structure






20. Glycosidic linkage of cellulose






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






22. 2 things that accelerate the rate of hydrolysis for peptide cleavage?






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






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






25. What kind of lipids compromise the lipid bilayer?






26. Glycosidic linkage of maltose






27. Polar amino acids






28. Naturally occurring carbohydrates are formed from what?






29. 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






30. Name for 5 membered ring






31. Structure where H bonds occur btw residues distant from each other - or on a separate chain. backbone is extended rather than coiled






32. 2 covalent bonds formed in proteins






33. Formula for urea






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






35. Sugar with an aldehyde at the first carbon position






36. Molecules with the same atoms - but different bonds






37. Enzymes that hydrolyze fats






38. Name for 6 membered ring






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






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






41. Interconversion btw two anomers






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






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






44. Molecule can act as a base and as an acid






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






46. D and L describe what?






47. The amino acid sequence of a protein that is determined by peptide bond






48. Characteristics of hydrophobic amino acids






49. Unique feature of cysteine






50. Glyceraldehyde