Enzymes, Co-Enzymes And Vitamins Question Paper
Enzymes, Co-Enzymes And Vitamins
Course:Bachelor Of Science In Biochemistry
Institution: Egerton University question papers
Exam Year:
C.A.T 1
BIOC 300-ENZYME,CO-ENZYMES & VITAMINS
1.For each of the following enzymes,attempt a complete writing (in words) the reaction catalyzed by:
(a)Pyruvate Carboxyl-lyase
(b) glucose-2-epimerase(2 marks)
2.For each of the following reaction,identify the enzyme main Class/group,and predict the names (EC & trivial/common) of the enzymes.
(a) D-ribitol+ NAD+--------D-Ribulose+NADH+H+
(b) adenine-ribesome+H2o-------adenine+ribosome
(c) Succinate+FAD-------Fumarate+FADH2------(6 marks)
3.Differentiate:
(a) Monomeric enzymes from Ologomeric enzymes.
(b) Isoenzymes from Apoenzymes.(3 marks)
4.What is an enzyme active site?Why do enzymes posses active sites?(4 marks)
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