A competitive inhibitor of Succinic dehydorgenase is:
Malonate
Oxaloacetate
α-ketoglutarate
Malate
Example of an active site directed inhibitor.
Suphanilamide
Sulphur dioxide
Sodium
All of these
Enzymes having slightly different molecular structure, but performing identical activity are:
homoenzymes
isoenzymes
apoenzymes
coenzymes
An enzyme brings about:
decrease in reaction time.
increase in reaction time.
increase in activation energy.
reduction in activation energy.
Cofactor (coenzyme) is a part of holoenzyme. It is:
loosely attached inorganic part
accessory non-protein substance attached firmly
loosely attached organic part
All of the above
Which soluble protein is always present in human blood plasma?
Pepsin
Fibrinogen
Thrombin
Amylase
Modern detergents contain enzyme preparation of:
acidophiles
alkaliphiles
thermoacidophiles
thermphiles
An organic substance bound to an enzyme and essential for its activity is called:
Holoenzyme
Apoenzyme
Isoenzyme
Coenzyme
Enzymes, vitamins and hormones can be classified into a single category of biological chemicals, because all of these:
help in regulating metabolism
are exclusively synthesized in the body of a living organism as at present
are conjugated proteins
enhance oxidative metabolism
The linking of antibiotic resistance gene with the plasmid vector became possible with:
DNA ligase
endonucleases
DNA polymerase
exonucleases
