$\underset{\text{ Sucrose }}{{\mathrm{C}}_{12}{\mathrm{H}}_{22}{\mathrm{O}}_{11}}+{\mathrm{H}}_2\mathrm{O}\stackrel{\text{ Enzyme }\mathrm{A}}{⟶}\underset{\text{ Glucose }}{{\mathrm{C}}_6{\mathrm{H}}_{12}{\mathrm{O}}_6}+\underset{\text{ Fructose }}{{\mathrm{C}}_6{\mathrm{H}}_{12}{\mathrm{O}}_6}$ 

$\underset{\text{ Glucose }}{{\mathrm{CH}}_{12}{\mathrm{O}}_6}\stackrel{\text{ Enzyme }\mathrm{B}}{⟶}2{\mathrm{C}}_2{\mathrm{H}}_5\mathrm{OH}+2{\mathrm{CO}}_2$

In the above reactions, the enzyme A and enzyme B respectively are