An average living cell contains about:

In the graphical representation of Michaelis-Menten kinetics,$X$ represents:

Which enzyme was the first to be discovered?

Fat is hydrolysed by enzyme lipase to yield

The reaction given below is catalysed by oxidoreductases between two substrates $A$ and $A'$. Complete the reaction: $A \text{ reduced} + A' \text{ oxidised} \longrightarrow$ ?

Which of the following enzymes remains inactive even in the presence of calcium?