BICH-409-Exam III Questions and
Answers.
Enzymes that catalyze the hydrolysis of the peptide backbone are called - Answer Proteases
Chymotrypsin cleaves after - Answer Phe, Tyr, Trp
Trypsin cleaves after - Answer Arg and Lys
Elastase cleaves after - Answer Gly, Ala, Val, Ser
The serine protease catalytic triad is composed of - Answer Asp, Ser & His
Serine protease reaction mechanisms involve: - Answer General acid-base and covalent
catalysis.
In the First step of the reaction catalyzed by a serine protease, the essential histidine functions
as a: - Answer General base
What is the C-4 epimer of glucose? - Answer Galactose
Which of the following is not a glycoaminoglycan? - Answer Amylopectin
Glycogen is a polymer composed of what? - Answer Glucose
Which of the statements about glycogen are true? - Answer Glycogen is a branched polymer
consisting of a(1⟶4) and a(1⟶6) glycosidic linkages.
What is the enzyme classification number for serine protease? - Answer III Hydrolase (E.C.3)
D-xylose in aqueous solution exists in all of the following forms except? - Answer Linear
aldehyde
Which of the following statements about the nature of cellulose is true? - Answer Cellulose
provides structure for the plant cell
Answers.
Enzymes that catalyze the hydrolysis of the peptide backbone are called - Answer Proteases
Chymotrypsin cleaves after - Answer Phe, Tyr, Trp
Trypsin cleaves after - Answer Arg and Lys
Elastase cleaves after - Answer Gly, Ala, Val, Ser
The serine protease catalytic triad is composed of - Answer Asp, Ser & His
Serine protease reaction mechanisms involve: - Answer General acid-base and covalent
catalysis.
In the First step of the reaction catalyzed by a serine protease, the essential histidine functions
as a: - Answer General base
What is the C-4 epimer of glucose? - Answer Galactose
Which of the following is not a glycoaminoglycan? - Answer Amylopectin
Glycogen is a polymer composed of what? - Answer Glucose
Which of the statements about glycogen are true? - Answer Glycogen is a branched polymer
consisting of a(1⟶4) and a(1⟶6) glycosidic linkages.
What is the enzyme classification number for serine protease? - Answer III Hydrolase (E.C.3)
D-xylose in aqueous solution exists in all of the following forms except? - Answer Linear
aldehyde
Which of the following statements about the nature of cellulose is true? - Answer Cellulose
provides structure for the plant cell
