The protein part of an enzyme is called .......

Enzymes that catalyse the removal of groups from substrates by mechanisms other than hydrolysis,leaving double bonds,are known as:

The template theory of enzyme action is supported by:

Specific chemicals that act as biological catalysts are:

Proteins that possess catalytic activity are called . . . . . . .

Which of the following enzymes was first isolated and purified in the form of crystals?