BioChem 210 - Mod 3 Questions With Complete Solutions
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Module
Chem 210
Institution
University Of Toronto (U Of T
)
True or False: the amino acids serine and methionine both contain sulfur atoms. correct answer: false
True or False: The following secondary structure shown below is an example of a beta-turn. correct answer: False
True or False: The side chain of proline is bonded to the backbone nitrogen ...
BioChem 210 - Mod 3 Questions With
Complete Solutions
True or False: the amino acids serine and methionine both
contain sulfur atoms. correct answer: false
True or False: The following secondary structure shown below
is an example of a beta-turn. correct answer: False
True or False: The side chain of proline is bonded to the
backbone nitrogen atom. correct answer: True
True or False: The name of the molecule that binds to an
enzyme is called the apoenzyme. correct answer: False
True or False: An inhibitor that binds at the active site is an
uncompetitive inhibitor. correct answer: False
Which amino acids differ by only one atom?
Ser and Thr
Leu and Ile
Ala and Ser
Asp and Asn
Ser and Cys correct answer: Ser and Cys
The formation of a peptide bond between two amino acids is an
example of a(n) ________ reaction. correct answer:
Condensation
, The peptide Ala-Glu-Gly-Ala-Leu-Arg has __________.
A disulfide bond
Five peptide bonds
Four peptide bonds
A proline residue
No C-Terminal correct answer: Five peptide bonds
Formally, when there are 100 or more amino acids covalently
linked together that is called a __________. correct answer:
Protein
What is used by biochemists to indicate the mass of a protein?
correct answer: kDa or Da
All of the 20 standard amino acids contain an R-group that is
attached to the: correct answer: Alpha Carbon
Which of the following correctly matches the amino acid with
its one letter abbreviation?
Glutamic acid, E
Isoleucine, S
Lysine, L
Phenylalanine, P
Arginine, A correct answer: Glutamic Acid, E or Aspartic Acid,
D
The order of amino acids in a protein is written_________.
correct answer: N to C-Terminus
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