What is the function of the secretion of sweat glands?

In which of the following is harmful uric acid converted into potassium sulfocyanide?

Where are the sweat glands and sebaceous glands located?

In what way is the liver involved in excretion?

Deamination occurs in

Components present in sweat $- P$
Components present in sebum $- Q$
$I -$ Sterols,$II -$ Waxes,$III - NaCl$,$IV -$ Hydrocarbons,
$V -$ Lactic acid,$VI -$ Small amounts of urea
Select the correct option for $P$ and $Q$.
$P \quad Q$