What is cholesterol? A) A lipid with a tetracyclic structure B) A glycolipid with a linear structure C) A triglyceride D) A saturated fatty acid E) A lipoprotein

Cholesterol is a type of lipid that helps keep cell membranes fluid rather than stiff.What aspect of a cholesterol molecule's structure helps it fulfill this role?A.It contains two hydrocarbon chains that attract water and a phosphate group that repels water.B.It contains two hydrocarbon chains that repel water and a phosphate group that attracts water.C.Its straight structure packs tightly with the straight hydrocarbon chains of other membrane lipids.D.Its slight bend keeps the straight hydrocarbon chains of other membrane lipids from packing together.

Cholesterol belongs to which class of molecules?Group of answer choiceslipidscarbohydratesproteinsnucleic acidsamino acids

Cholesterol travels the bloodstream as part of what macromolecule?

Which of the following is not a lipid?Group of answer choicescholesterolribosomefatfatty acid

Three classes of lipids in the body are:a.Glycerol, fatty acids, and triglyceridesb.. Triglycerides, fatty acids, and cholesterol.c.Fatty acids, phospholipids, and cholesterol.d.Triglycerides, phospholipids, and sterols.