Identify the correct statement regarding enzymes - Vidyadip

MCQ

Identify the correct statement regarding enzymes

A
Enzymes are specific biological catalysts that cannot be poisoned
B
Enzymes are normally heterogeneous catalysts that are very specific in their action
C
Enzymes are specific biological catalysts that can normally function at very high temperature $(T \sim 1000\,K)$
✓
Enzymes are specific biological catalysts that possess well-defined active sites

✓

Answer

Correct option: D.

Enzymes are specific biological catalysts that possess well-defined active sites

d
(d) Enzyme are shape selective specific biological catalyst which normally functions effectively at body temperature.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 10. Biomolecules→10. Biomolecules — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Amongst the given set of reactants, the most appropriate for preparing 2°amine is _____.

$CrO_4^{2-}$ (yellow) changes to $Cr_2O_7^{2-}$ (orange) in $pH = x$ and vice-versa in $pH = y$. Hence, $x$ and $y$ are

The energies of activation for forward and reverse reactions for $A_2 + B_2 \rightleftharpoons 2AB$ are $180\, kJ\, mol^{-1}$ and $200 \,kJ\, mol^{-1}$ respectively. The presence of a catalyst lowers the activation energy of both (forward and reverse) reactions by $100\, kJ\,mol^{-1}.$ The enthalpy change of the reaction $(A_2 + B_2 \rightarrow 2AB)$ in the presence of a catalyst will be ( in $kJ\, mol^{-1}$)

Which of the following has longest $C-O$ bond length? (Free $C-O$ bond length in $CO$ is $1.128\,\mathop A\limits^o $ )

Coordination isomerism is caused by the interchange of ligands between the

The statement “If $0.003 $ moles of a gas are dissolved in $900 g $ of water under a pressure of $ 1$ atmosphere, $0.006 $ moles will be dissolved under a pressure of $2 $ atmospheres”, illustrates

Electrolysis temperature is maximum for

At $80\,^oC$, the vapour pressure of pure liquid $'A'$ is $520\, mm\, Hg$ and that of pure liquid $'B'$ is $1000\, mm\, Hg$. If a mixture solution of $'A'$ and $'B'$ boils at $80\,^oC$ and $1$ $atm$ pressure, then amount of $'A'$ in the mixture is ......... $mol\, \%$ .$(1\, atm = 760\, mm\, Hg)$

The rate of certain reaction depends on concentration according to the equation $\frac{{ - dc}}{{dt}} = \frac{{{K_1}C}}{{1 + {K_2}C}},$ what is the order, when concentration $(c)$ is very-very high

Ammonium nitrate decomposes on heating into