| 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 |
| List $I$ $(Bio polymer)$ | List $II$ $(Monomer)$ |
| $A$ Starch | $I$ nucleotide |
| $B$ Cellulose | $II$ $\alpha$-glucose |
| $C$ Nucleic acid | $III$ $\beta$-glucose |
| $D$ Protein | $IV$ $\alpha$-amino acid |
Choose the correct answer from the options given below:
(image)
($1$) The compound $R$ is
(image)
($2$) The compound $T$ is
($A$) glycine
($B$) alanine
($C$) valine
($D$) serine
Given the answer question ($1$) and ($2$) 