The source of an enzyme is malt and that enzyme converts $X$ into $Y$. $X$ and $Y$ respectively are

Which one of the following does not correctly match with each other?

Identify the enzyme that catalyses the reaction of $CO_{2}$ with water in the human body.

During the action of enzyme "Zymase",glucose is converted into . . . . . . ,with the liberation of carbon dioxide gas.

The enzyme responsible for the conversion of proteins to $\alpha$-amino acids is

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.)