PORTAGE BIOCHEMISTRY- MODULE 3 EXAM
1. True or False
The amino acids serine and threonine both contain sulfur atoms.
True False
Answer
False
2. True or False
The following secondary structure shown below is an example of an
Antiparallel beta sheet.
True False
Answer
False
3. True or False. The side chain of phenylalanine is bonded to the backbone
nitrogen atom.
1/
17
,True False
False
4. True or False
The name of the molecule that binds to an enzyme is called the ligand.
True False
Answer
False
5. True or False
An inhibitor that binds at the active site is an uncompetitive inhibitor.
True False
Answer
False
6. Which amino acids differ by only one atom?
Ser and Thr
Leu and Ile
2/
17
, Ala and Ser
Asp and Asn
Ser and Cys
Answer Ser and Cys
7. he formation of a peptide bond between two amino acids is an example of
a(n) reaction.
Cleavage
Condensation
Group transfer
3/
17
1. True or False
The amino acids serine and threonine both contain sulfur atoms.
True False
Answer
False
2. True or False
The following secondary structure shown below is an example of an
Antiparallel beta sheet.
True False
Answer
False
3. True or False. The side chain of phenylalanine is bonded to the backbone
nitrogen atom.
1/
17
,True False
False
4. True or False
The name of the molecule that binds to an enzyme is called the ligand.
True False
Answer
False
5. True or False
An inhibitor that binds at the active site is an uncompetitive inhibitor.
True False
Answer
False
6. Which amino acids differ by only one atom?
Ser and Thr
Leu and Ile
2/
17
, Ala and Ser
Asp and Asn
Ser and Cys
Answer Ser and Cys
7. he formation of a peptide bond between two amino acids is an example of
a(n) reaction.
Cleavage
Condensation
Group transfer
3/
17
