Name the category to fats belong?

(i) Name the category to fats belong?
(ii) What is cholesterol?
(iii) What are the two forms of cholesterol?

(i) Lipids
(ii) It is a common sterol and also the parent compound for steroid hormones.
(iii) Cholesterol exists in two forms, i. e., low density cholesterol which is harmful and high density cholesterol, which is essential for various physiological processes.