Most enzymes of the human body show maximum activity at about

A273 K
B373 K
C310 K
D423 K

Answer: C

Enzymes have an optimum temperature close to body temperature, about 310 K. At very low temperature they are inactive and at high temperature they are denatured.

Practice Surface Chemistry More on Catalysis: homogeneous, heterogeneous, enzyme catalysis

Previous questionNext question

More questions on Catalysis: homogeneous, heterogeneous, enzyme catalysis

In the Haber process, molybdenum is added to the iron catalyst in order to NEET level
In the titration of oxalic acid with acidified KMnO4 at about 330 K the decolourisation is slow at first and then becomes fast. This is due ... NEET level
The catalyst used to convert alcohols directly into gasoline (a mixture of hydrocarbons) is NEET level
For a reversible reaction at equilibrium, adding a suitable catalyst JEE Main level
Consider: (i) acid hydrolysis of an ester in aqueous HCl, (ii) decomposition of H2O2 on Pt black, (iii) oxidation of SO2 with NO in the lead... JEE Main level
For an enzyme reaction obeying v = dfracV_max[S]K_m + [S], when [S] gg K_m the rate is JEE Main level