2024\2025 A+ Grade
T/F: According to the module, a compound with a molecular mass of 1,000 g/mol is considered a
macromolecule.
- correct answer false
macromolecule >5,000 g/mol
T/F: Biomolecules can have two or more different functional groups.
- correct answer true
T/F: The following group is an amine.
C2H5NH2
- correct answer true
T/F: In a eukaryotic cell, the organelles called peroxisomes serve the purpose of digesting
macromolecules.
- correct 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.
- correct answer true
T/F: Carbon dioxide has a linear molecular shape AND has a bond angle of 109.5 degrees.
- correct 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
- correct answer Forming ionic bonds
Which of the following is an element not typically found in living organisms?
Br
Ca
H
S
Na
- correct answer Br
What are the functional groups found in carbohydrates?
- correct answer carbonyls (C=O)
alcohol/hydroxyls (-OH)
ketones
aldehydes
What is a ketone?
- correct answer carbonyl group bonded to 2 carbons