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- 1. Multiple ChoiceOrganic chemistry is a science based on the study offunctional groups.vital forces interacting with matter.carbon compounds.inorganic compounds.
- 2. Multiple ChoiceWhich of the following best summarizes the relationship between dehydration reactions and hydrolysis?Hydrolysis only occurs in the urinary system, and dehydration reactions only occur in the digestive tract.Hydrolysis creates monomers, and dehydration reactions break down polymers.Dehydration reactions can occur only after hydrolysis.Dehydration reactions assemble polymers, and hydrolysis breaks down polymers.
- 3. Multiple Choice
What is the molecule illustrated in the figure below?a trans polyunsaturated triacylglyceridea steroid similar to cholesterola saturated fatty acidan unsaturated fatty acid - 4. Multiple ChoiceThis is a picture of a?Amino AcidNucleic AcidLipidPolysaccharide
- 5. Multiple ChoiceWhat is this molecule? (hint: Count the C:H:O)disaccharidemonosaccharidepolysaccharidestarch
- 6. Multiple ChoiceWhat are the monomers of carbohydrates?NucleotidesAmino AcidsFatty AcidsMonosaccharides
- 7. Multiple ChoiceWhat macromolecule makes up the cell membrane's lining?Saturated Fatty acid chainsPhospholipidsPolypeptide chainsCellulose polysaccharide Chains
- 8. Multiple ChoiceWhat element is found in proteins and nucleic acids but not carbs nor lipids?carbonhydrogennitrogenoxygen
- 9. Multiple ChoiceWhat molecule is this?steroidpolysaccharidephospholipidtriglyceride
- 10. Multiple ChoiceHow does your body use lipids?Primary source of energyenergy storage and insulationspeeds up chemical reactiondefense
- 11. Multiple ChoiceWhich of the 4 major macromolecules provides a quick burst of energy?CarbohydratesLipidsProteinsNucleic Acids
- 12. Multiple ChoiceWhich term includes all others in the list?monosaccharidepolysaccharidestarchcarbohydrate
- 13. Multiple ChoiceAlpha helix and beta pleated sheets are part of what level of protein structure?primarysecondarytertiaryquaternary
- 14. Multiple ChoiceThe fact that ice floats on liquid water is due to the fact that water's solid is ___________ than it's liquid formless polarmore polarless densemore dense
- 15. Multiple ChoiceThe property of water that allows water molecules to stick to another substance isadhesioncohesiondensityspecific heat
- 16. Multiple ChoiceThe property of water that allows water molecules to stick to each other isadhesioncohesiondensityspecific heat
- 17. Multiple ChoiceWhich of the following is correctly defined as the attraction of the hydrogen from one molecule to the oxygen of a different molecule?amphipathichydrophobichydrogen bondingadhesion
- 18. Multiple ChoiceWhich biomolecule is mainly hydrocarbons and therefore very hydrophobic?carbohydratenucleic acidproteinlipid
- 19. Multiple ChoiceWhen water is added to split a molecule, the reaction is known as a(n) __ reaction.dehydration synthesiscondensationhydrolysissuper magical
- 20. Multiple ChoicePeptide bonds are formed when _ link to form a polymer.nucleic acidsamino acidsmonosaccharidespolypeptides
- 21. Multiple ChoiceFats & oils are examples of this type of macromoleculeCarbohydratesLipidsProteinsNucleic Acids
- 22. Multiple ChoiceBreads, rice, & pasta are examples of foods that contain this macromoleucleCarbohydratesLipidsProteinsNucleic Acids
- 23. Multiple ChoiceDNA & RNA are examples of this type of macromolecule.CarbohydratesLipidsProteinsNucleic Acids
- 24. Multiple ChoiceBeans, seeds, and meats are a few examples of foods with this macromoleucle.CarbohydratesLipidsProteinsNucleic Acids
- 25. Multiple ChoiceThe three elements that make up most of all 4 types of macromoleculesWater, Oxygen, & HydrogenCarbon, Hydrogen, & OxygenNitrogen, Hydrogen, & OxygenNitrogen, Phosphorus, & Sulfur
- 26. Multiple ChoiceWhich is not a class of macromolecule?LipidProteinNucleic AcidAmino Acid
- 27. Multiple ChoiceC6H12O6 is the formula for which sugar?glucosefrucotosemaltosesucrose
- 28. Multiple ChoiceThe structural level of a protein least affected by hydrogen bonds isprimary levelsecondary leveltertiary levelall levels are equally affected
- 29. Multiple ChoiceWhich of these atoms is NOT found in a Carbohydrate?Carbon (C)Oxygen (O)Hydrogen (H)Phosphorous (P)
- 30. Multiple ChoiceWhat makes up a protein?MonosaccharideAmino AcidDisaccharideFatty Acid
- 31. Multiple ChoiceWhy do lipids provide longer lasting energy than Carbohydrates?They have many more C-H bondsThey have fewer C-H bondsThey have more OxygenThey have less Oxygen
- 32. Multiple ChoiceWhich of these describes a saturated fatty acid?All C-H bonds are fullThey form straight chainsThey are solids at room temp.All of the above
- 33. Multiple ChoiceWhat molecule is this?this is a monosaccharidethis is a polysaccharidethis is a proteinthis is a lipid
- 34. Multiple ChoiceWhat molecule is this?this is a monosaccharidethis is a polysaccharidethis is a proteinthis is a lipid
- 35. Multiple ChoiceWhich of the following is the process used to bond the monomers together?HydrolysisWater RemovalDehydration SynthesisWater Synthesis
- 36. Multiple ChoiceA series of amino acids linked in a linear fashionPolypeptideNucleotideRNAPolymer
- 37. Multiple ChoiceA large molecule made up of many similar or identical subunits.MonomerLipidsPolymerEnzyme
- 38. Multiple ChoiceWhat are the building blocks of a lipid?3 gylcerols and 1 fatty acid1 glycerol and 3 fatty acids3 amino acids3 simple sugars
- 39. Multiple ChoiceWhich fatty acid tail is unsaturated?Only the bottom tail is unsaturated.Only the top tail is unsaturated.Both tails are unsaturated.Neither tail is unsaturated.
- 40. Multiple ChoiceWater is polar because...The unequal sharing of electrons gives the water molecule a slight negative charge near its oxygen atom and a slight positive charge near its hydrogen atoms.The molecule has two poles, at which the it is colder than other regions of the molecule.The unequal sharing of electrons gives the water molecule a slight negative charge near its hydrogen atoms and a slight positive charge near its oxygen atom.The water molecule is neutral.
- 41. Multiple ChoiceThe 20 different amino acids found in polypeptides exhibit different chemical and physical properties because of differentamino groups attached to an alpha carbonasymmetric carbons.carboxyl groups attached to an alpha carbonside chains (R groups).
- 42. Open Ended
What 2 things do all biological molecules have in common?
- 43. Open Ended
Why are lipids not considered true polymers?
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