Exam Study Guide – Practice
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T/F: According to the module, a compound with a molecular mass of
1,000 g/mol is considered a macromolecule. - Answer✔✔-false
macromolecule >5,000 g/mol
T/F: Biomolecules can have two or more different functional groups. -
Answer✔✔-true
T/F: The following group is an amine.
C2H5NH2 - Answer✔✔-true
T/F: In a eukaryotic cell, the organelles called peroxisomes serve the
purpose of digesting macromolecules. - Answer✔✔-false
,peroxisomes degrade dangerous/hazardous molecules, lysosomes
degrade macromolecules
T/F: In a eukaryotic cell, the organelles called lysosomes serve the
purpose of digesting macromolecules. - Answer✔✔-true
T/F: Carbon dioxide has a linear molecular shape AND has a bond
angle of 109.5 degrees. - Answer✔✔-false
linear shape = 180 degrees
Of the following, ___ is not a property of carbon.
Forming ionic bonds
Forming cyclic structures
Forming multiple bonds
Forming bonds with oxygen
Bonding in long chains - Answer✔✔-Forming ionic bonds
Which of the following is an element not typically found in living
organisms?
Br
, Ca
H
S
Na - Answer✔✔-Br
What are the functional groups found in carbohydrates? -
Answer✔✔-carbonyls (C=O)
alcohol/hydroxyls (-OH)
ketones
aldehydes
What is a ketone? - Answer✔✔-carbonyl group bonded to 2 carbons
A ___ is a chemical formula that shows how the atoms of a molecule
are bonded to one another. - Answer✔✔-Kekule' structure
A _____ is a chemical formula that does NOT show the C-H and C-C
bonds. - Answer✔✔-condensed formula
A collection of two or more macromolecules uniting is called a ___. -
Answer✔✔-supramolecular complex