Enzymes are

The hormone that helps in the conversion of glucose to glycogen is

Which among the following enzymes converts glucose to fructose?

What are enzymes? Write in brief the mechanism of enzyme catalysis.

Which of the following statements about enzymes are correct?
$(i)$ They lack nucleophilic groups.
$(ii)$ They are highly specific.
$(iii)$ They catalyze reactions by lowering the activation energy of the reaction.
$(iv)$ Pepsin is a proteolytic enzyme.

What happens when the bond formed between an enzyme and an inhibitor is a strong covalent bond?