BIO 353 (Cell Biology) Exam 1 Study
Questions and Answers Arizona State
University
What are protein domains?
Verified Answer -Subdivisions of protein structures
What do biological functions of proteins depend on?
Verified Answer -Chemical properties of its surface and how it binds to
other molecules called ligands
An allosteric regulator in glycolysis, AMP interacts with
phosphofructokinase by binding to:
a. its active site
b. a site that the subtract of this enzyme also binds
c. a site on the enzyme that is not the active site
Verified Answer -c. a site on the enzyme that is not the active site
What are biological membranes?
Verified Answer -Hydrophobic permeability barrier comprised of
amphipathic molecules
What enables selective permeability?
Verified Answer -Transport proteins
What is the lipid bilayer composed of?
Verified Answer -phospholipids, glycolipids, sterols (cholesterols,
phytosterols, and hopanoids)
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