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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. Name for 6 membered ring






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






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






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






5. Glycosidic linkage of cellulose






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






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






8. Enzymes that hydrolyze fats






9. Formula for urea






10. Characteristics of polar amino acids






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






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






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






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






15. Unique feature of glycine






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






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






18. D and L describe what?






19. Unique feature of cysteine






20. 3 carbon triol that forms backbone of triacylglycerol






21. Glycosidic linkage of maltose






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






23. Name for 5 membered ring






24. Sulfur containing amino acids






25. Energy storage molecule of carbohydrates for animals






26. Characteristics of acidic amino acids






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






28. Glycosidic linkage of sucrose






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






30. Nonpolar - hydrophobic amino acids






31. 2 things that accelerate the rate of hydrolysis for peptide cleavage?






32. Unique feature of proline






33. Glyceraldehyde






34. 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






35. Naturally occurring carbohydrates are formed from what?






36. Glycosidic linkage of lactose






37. Acetic acid formula?






38. Fatty acid structure






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






40. Characteristic of basic amino acids






41. Energy storage molecule of carbohydrates for plants






42. Enzyme that hydrolyzes lactose into galactose and glucose into






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






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






45. Hydrophilic amino acids






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






47. Acidic amino acids






48. Enzyme that hydrolyzes maltose into 2 glucose molecules?






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






50. Sugar with an aldehyde at the first carbon position