CHEM210 / CHEM 210 Module 3:
(Latest Update 2025 / 2026) Biochemistry | Questions & Answers | Grade A | 100% Correct - Portage Learning
Question:
The following secondary structure shown below is an example of an alpha helix.
Answer:
true
- / 4
Question:
True or False: The following secondary structure shown below is an example
of a beta-turn.
Answer:
false
Question:
True or False. The side chain of proline is bonded to the backbone nitrogen atom.
Answer:
true
Question:
True or False. The side chain of histidine is bonded to the backbone nitrogen atom
Answer:
false
- / 4
Question:
True or False: An inhibitor that binds at the active site is a coenzyme
Answer:
false
Question:
True or False: The name of the molecule that binds to an enzyme is called the
ligand.
Answer:
false
Question:
The name of the molecule that binds to an enzyme is called the holoenzyme.
Answer:
false
Question:
Which amino acids both have an R group (side chain) with an -OH functional group?
Answer:
Ser and Thr 3 / 4
Question:
The peptide Ala-Glu-Gly-Ala has ______ .
Answer:
- peptide bonds
Question:
The peptide Ala-Glu-Gly-Ala-Leu-Arg has ______
- A disulfide bond
- Five peptide bonds
- Four peptide bonds
- A proline residue
- No C-terminus
Answer:
- Five peptide bonds
Question:
Which of the following correctly matches the amino acid with its one letter abbreviation?
Answer:
Glutamic acid, E
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