Which is the most important sugar found in animals?

Carbohydrates are .........

Statement $P$: The general formula of carbohydrates is $C_n(H_2O)_n$ or $C_n(H_2O)_m$.
Statement $Q$: In the structure of monosaccharides,the values of $n$ and $m$ are equal.

Which bond is broken during the hydrolysis of a disaccharide in the presence of an enzyme?

What will a starving person use first for energy?

What is the general formula or structural formula of a polysaccharide?