Glossary of Microbiology: Chapter 8

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a. Enzyme can be defined ____________________________________
as biocatalyst which carries out specific chemical reaction without altering itself permanently
Metabolism is the act of balancing ___________________ in the living system.
Which one of the following is responsible for feedback inhibition?
a. Substrate
b. Last enzyme in the pathway
c. Competitive inhibitor
d. End product
End product
Some of the enzymes have specific site where noncompetitive inhibitors can bind. This site is called,
a. Binding site
b. Inhibition site
c. Allosteric site
d. Substrate site
Allosteric site
Ribozyme acts upon the substrate,
a. Ribose
b. Glucose
c. Proteins
d. RNA molecules
RNA molecules
In bacteria the components of electron transport chain are located in,
a. Cell wall
b. Capsule
c. Ribosomes
d. Plasma membrane
Plasma membrane
Which one of the following is the most common source of energy for the anabolic biochemical reactions?
a. Amino acids
b. Fatty acids
c. ATPs
d. Glucose
Which one of the following is the final electron acceptor during fermentation?
a. Water
b. CO2
c. Oxygen
d. Organic acids
Organic acids
The competitive enzyme inhibitors have ________________ structure to that of ___________________ .
similar molecular structure of of an actual substrate
___________, ____________, ___________________________ are the factors influencing enzyme activity.
ions e.g. EDTA (Ethylene diamine tetra acetic acid), cyanide(iron), fluoride (calcium or magnesium)
______________ is the proteinic part of the enzyme while _________________ is the non proteinic part of the enzyme.
Apoenzyme and coenzyme

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