Enzymes are

  • A
    Micro-organisms
  • B
    Proteins
  • C
    Inorganic compounds
  • D
    Moulds

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Similar Questions

Explain enzyme catalysis by giving an example.

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Match the hormones in List-$I$ with their functions in List-$II$:
$A$. Glucocorticoids$I$. Control the carbohydrate metabolism
$B$. Mineralocorticoids$II$. Control the level of excretion of water and salt by the kidneys
$C$. Progesterone$III$. Prepares the uterus for implantation of fertilised egg
$D$. Estradiol$IV$. In the control of menstrual cycle

Match List-$I$ with List-$II$:
List-$I$ (Enzymatic reaction) List-$II$ (Enzyme)
$A$. Sucrose $\rightarrow$ Glucose and Fructose $I$. Zymase
$B$. Glucose $\rightarrow$ Ethyl alcohol and $CO_2$ $II$. Pepsin
$C$. Starch $\rightarrow$ Maltose $III$. Invertase
$D$. Proteins $\rightarrow$ Amino acids $IV$. Diastase

Choose the correct answer from the options given below:

The correct match between Item $I$ and Item $II$ is
Item $I$ Item $II$
$A$. Allosteric effect $P$. Molecule binding to the active site of enzyme
$B$. Competitive inhibitor $Q$. Molecule crucial for communication in the body
$C$. Receptor $R$. Molecule binding to a site other than the active site of enzyme
$D$. Poison $S$. Molecule binding to the enzyme covalently

Which of the following biomolecules acts as specific catalysts in biological reactions?

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