GRE Subject Test: Biochemistry, Cell, and Molecular Biology › Help with Lipids
Which type of lipid acts as a buffer for membrane fluidity?
Sterols
Phospholipids
Glycolipids
Terpenes
Phospholipids are comprised of __________.
a glycerol head containing a phosphate group and two fatty acids
a glycerol head containing a phosphate group and three fatty acids
a glycerol head and two sphingolipids
a sugar, phosphate group, and nitrogenous base
a chain of saturated fats
What qualifies a molecule to be considered an omega-3 fatty acid?
The presence of a double bond on the third-to-last carbon in the fatty acid
The presence of a double bond on the third carbon in the fatty acid
The presence of three double bonds in the fatty acid
The attachment of three of the same fatty acid to a glycerol