BBCCT-107 Enzymes

Solved Assignment 2020-2021


Core Course in Biochemistry
Course Code: BBCCT-107
Assignment Code: BBCCT-107/TMA/2021
Maximum Marks: 100

Title Name

BBCCT-107 Solved Assignment 2020-21

University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course B.Sc (Honours)
Language ENGLISH
Semester 2020-2021 Course: B.Sc (Honours)
Session 2020-21
Short Name BBCCT-107 (ENGLISH)
Assignment Code BBCCT-107/TMA/2020-2021
Product Assignment of B.Sc (Honours) 2020-2021 (IGNOU)
Submission Date This assignment is valid from 1st July, 2020 to 30th June, 2021. If you have failed in this assignment or
fail to submit it by June, 2021, then you need to get the assignment for the year 2021-22, and submit it
as per the instructions given in the Programme Guide



PART-(A) (50)
1. Define the following terms:
a) Cofactor
b) Turnover number
c) Michaelis Menten constant
d) Ligase
e) Enzyme inhibition
2. a) Distinguish between Isomerases and Lyases enzymes. (5)
b) What is the effect of pH on enzyme activity? (5)
3. a) Explain Fisher Lock and Key Hypothesis. (5)
b) What is Lineweaver Burk equation? Draw its plot?

4. Differentiate between:
a) Ordered and Random sequential mechanism.
b) Reversible and Irreversible enzyme inhibitors
5. Derive Michaelis-Menten equation. (10)
PART-(B) (50)
6. a) Explain the effect of proximity and orientation mechanism of enzyme. (5)
b) What are metal activated enzymes? (5)
a) How end product of the enzyme catalyzed reaction regulates its formation?
b) Distinguish between concerted and cumulative feedback inhibition. (5)
8. What are isoenzymes? Give examples and discuss their physiological role. (10)
9. Discuss application of enzymes in the following:
i) Medicine
ii) Food industry
(5+5 =10)
10. Explain the following methods of enzyme immobilization
i) Gen entrapment
ii) Cross-linking


BBCCT107, BBCCT 107, BBCCT-107


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