Exam 2026 Actual Complete Real Exam Questions And Correct
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Success!! Newest Exam | Just Released!!Fayetteville Technical
Community College \FSE 114
Amino acids possess both an _______ group and a _group.
- acidic carboxylic acid
- basic amine
2 forms of zwitterions
cation and anion
Amino acids are joined together by _ bonds to form peptides.
amine/peptide
Describe fibrous proteins
- give structure to organs, skin, muscle fiber, tendons, and bone
- not water soluble
,Describe globular proteins
- act as transporters
- form into enzymes
- water soluble
Primary structure
the sequence of amino acids that comprise the protein molecule
Secondary structure
amino acids in the same peptide chain bond to each other via hydrogen
bonding
Tertiary structure
a combination of primary structures, secondary structures, and all other side-
chain interactions
Quaternary structure
result from the interaction between two or more protein chains
How many subunits does hemoglobin have?
4
, What is in the center of each heme?
iron atom
How does hemoglobin carry oxygen?
it binds to oxygen
Enzyme
protein that serves as a catalyst inside cells
Activation energy
energy required to activate biochemical reactions
Substrate
the compound on which an enzyme acts
Proenzyme
inactive precursor of an enzyme
Cofactor
enzymes that can only function when bound to a non-protein substance