Biology 203 Exam 1 SDSU Questions With
Correct Answers
All |living |things |are |made |up |of |what |four |classes |of |large |biological |molecules |- |CORRECT |
ANSWER✔✔-Carbohydrates, |Lipids, |Proteins, |Nucleic |acids
what |are |Macromolecules |- |CORRECT |ANSWER✔✔-large |molecules |composed |of |thousands |of
|covalently |connected |atoms
Are |Molecular |structure |and |function |inseparable? |- |CORRECT |ANSWER✔✔-yes
Macromolecules |traits |- |CORRECT |ANSWER✔✔-Vary |among |cells |of |an |organism, |Vary |more |
within |a |species, |Vary |even |more |between |species
what |are |polymers |- |CORRECT |ANSWER✔✔-A |substance |who's |structure |consists |mainly |of |
smaller |units |bonded |together.
Carbohydrates |& |Lipid |functions |- |CORRECT |ANSWER✔✔-Fuel |molecules |for |energy, |Structural
|roles
Nucleic |Acids |function |- |CORRECT |ANSWER✔✔-Store, |Transmit, |and |Decode, |Hereditary |
Information, |Also |some |structural |roles
Proteins |function |- |CORRECT |ANSWER✔✔-Perform |an |incredible |number |of
functions!
• |Structural |proteins
• |Transport |proteins
• |Enzymes
, • |Hormones |& |signaling |molecules
• |Storage |proteins
• |Receptor |proteins
• |Contractile |& |motor |protein
• |Defense |proteins
Common |Features |of |Macromolecules |- |CORRECT |ANSWER✔✔-can |fold |into |complex |3-
dimensional |shapes, |specific |shape |depends |on |sequence |of |monomers
what |are |important |in |specifying |and |maintaining |shape |in |macromolecules |- |CORRECT |
ANSWER✔✔-Ionic |bonds, |Hydrogen |bonds |and |Van |der |Waal's |interactions
The |Function |of |a |Macromolecule |Is |Determined |by |- |CORRECT |ANSWER✔✔-Molecular |Shape |
(Conformation) |& |Composition
Macromolecules |such |as |proteins |work |by |- |CORRECT |ANSWER✔✔-interacting |with |other |
molecules. |These |interactions |depend |on |the |molecules |having |complementary |shapes |that |fit
|together |(like |a |lock |and |key).
Monomers |- |CORRECT |ANSWER✔✔-Small |building-block |molecules |that |make |polymers
what |Three |of |the |four |classes |of |life's |organic |molecules |are |polymers |- |CORRECT |
ANSWER✔✔-Carbohydrates, |Proteins, |Nucleic |acids
The |Synthesis |and |Breakdown |of |Polymers |- |CORRECT |ANSWER✔✔-condensation |reaction |
(Dehydration |reaction)-Occurs |when |two |monomers |bond |together |through |the |loss |of |a |
water |molecule
Enzymes-Macromolecules |that |speed |up |the |
dehydration |process
Correct Answers
All |living |things |are |made |up |of |what |four |classes |of |large |biological |molecules |- |CORRECT |
ANSWER✔✔-Carbohydrates, |Lipids, |Proteins, |Nucleic |acids
what |are |Macromolecules |- |CORRECT |ANSWER✔✔-large |molecules |composed |of |thousands |of
|covalently |connected |atoms
Are |Molecular |structure |and |function |inseparable? |- |CORRECT |ANSWER✔✔-yes
Macromolecules |traits |- |CORRECT |ANSWER✔✔-Vary |among |cells |of |an |organism, |Vary |more |
within |a |species, |Vary |even |more |between |species
what |are |polymers |- |CORRECT |ANSWER✔✔-A |substance |who's |structure |consists |mainly |of |
smaller |units |bonded |together.
Carbohydrates |& |Lipid |functions |- |CORRECT |ANSWER✔✔-Fuel |molecules |for |energy, |Structural
|roles
Nucleic |Acids |function |- |CORRECT |ANSWER✔✔-Store, |Transmit, |and |Decode, |Hereditary |
Information, |Also |some |structural |roles
Proteins |function |- |CORRECT |ANSWER✔✔-Perform |an |incredible |number |of
functions!
• |Structural |proteins
• |Transport |proteins
• |Enzymes
, • |Hormones |& |signaling |molecules
• |Storage |proteins
• |Receptor |proteins
• |Contractile |& |motor |protein
• |Defense |proteins
Common |Features |of |Macromolecules |- |CORRECT |ANSWER✔✔-can |fold |into |complex |3-
dimensional |shapes, |specific |shape |depends |on |sequence |of |monomers
what |are |important |in |specifying |and |maintaining |shape |in |macromolecules |- |CORRECT |
ANSWER✔✔-Ionic |bonds, |Hydrogen |bonds |and |Van |der |Waal's |interactions
The |Function |of |a |Macromolecule |Is |Determined |by |- |CORRECT |ANSWER✔✔-Molecular |Shape |
(Conformation) |& |Composition
Macromolecules |such |as |proteins |work |by |- |CORRECT |ANSWER✔✔-interacting |with |other |
molecules. |These |interactions |depend |on |the |molecules |having |complementary |shapes |that |fit
|together |(like |a |lock |and |key).
Monomers |- |CORRECT |ANSWER✔✔-Small |building-block |molecules |that |make |polymers
what |Three |of |the |four |classes |of |life's |organic |molecules |are |polymers |- |CORRECT |
ANSWER✔✔-Carbohydrates, |Proteins, |Nucleic |acids
The |Synthesis |and |Breakdown |of |Polymers |- |CORRECT |ANSWER✔✔-condensation |reaction |
(Dehydration |reaction)-Occurs |when |two |monomers |bond |together |through |the |loss |of |a |
water |molecule
Enzymes-Macromolecules |that |speed |up |the |
dehydration |process
