The catalytic efficiency of two different enzymes can be compared by the

In which one of the following sets of three items each belong to the category mentioned against them?

Carbohydrates, the most abundant biomolecules on earth, are produced by

Enzymes exist in the cells as

The enzyme responsible for the reduction of molecular nitrogen to the level of ammonia in the leguminous root nodule is

Many enzymes are secreted in inactive form to protect

Assertion: Arachidic acid is an unsaturated fatty acid.
Reason: There are one or more double bonds between carbon atoms in unsaturated fatty acids.

Assertion: A coenzymes or metal ions that is very tightly bound to enzyme protein is called prosthetic group.
Reason: A complete, catalytically active enzyme together with its bound prosthetic group is called apoenzyme.

Which one of the following amino-acids was not found to be synthesized in Miller s experiment?

The coenzyme is