By the action of enzymes,the rate of biochemical reaction

How do enzymes catalyse a chemical reaction in the living system? Explain drug-target interaction taking the example of an enzyme as a target.

Explain the mechanism of enzyme catalysis.

Identify the correct pair having amino acid $(A)$ and the hormone $(B)$ that is an iodinated derivative of the amino acid $(A)$. ($T$ and $Y$ represent one-letter codes for amino acids.)

Match List-$I$ with List-$II$.

List-$I$	List-$II$
$A$. Invertase	$I$. Starch into maltose
$B$. Zymase	$II$. Maltose into glucose
$C$. Diastase	$III$. Glucose into ethanol
$D$. Maltase	$IV$. Cane sugar into glucose

Choose the most appropriate answer from the options given below:

Which of the following hormones modulate inflammatory reactions?