Final answer:
Cholesterol is manufactured in the liver using raw materials such as fats, proteins, and carbohydrates. The liver is the primary organ involved in the synthesis of cholesterol, with other organs also contributing to its production. Food can also be a source of cholesterol intake.
Step-by-step explanation:
Cholesterol is manufactured in the liver using fats, proteins, and carbohydrates as raw materials. The liver is the main organ responsible for synthesizing cholesterol, with other organs such as the adrenal glands, testes, ovaries, skin, adipose tissue, muscle, and brain also contributing to its production.
Average human synthesizes about 1000 mg of cholesterol daily, and an average diet supplies about 0.3 grams of cholesterol/day. Food is also a source of cholesterol intake.