lipids
lipids
What are triglycerides composed of?
1 glycerol molecule and 3 fatty acid
chains
What kind of bond is formed between a glycerol molecule and fatty acid molecule?
Ester bond
What kind of reaction forms the ester bond?
Condensation reaction
What is the main function of triglycerides?
Energy storage molecules
Why do triglycerides release more energy than the same mass of carbohydrates?
High ratio of C-H bonds to C atoms in hydrocarbon tail
Why do triglycerides have no effect on the water potential of a cell?
They are insoluble in water
phospholipids
What are phospholipids composed of?
1 glycerol molecule, 2 fatty acid chains
and 1 phosphate-containing group
lipids 1
lipids
What are triglycerides composed of?
1 glycerol molecule and 3 fatty acid
chains
What kind of bond is formed between a glycerol molecule and fatty acid molecule?
Ester bond
What kind of reaction forms the ester bond?
Condensation reaction
What is the main function of triglycerides?
Energy storage molecules
Why do triglycerides release more energy than the same mass of carbohydrates?
High ratio of C-H bonds to C atoms in hydrocarbon tail
Why do triglycerides have no effect on the water potential of a cell?
They are insoluble in water
phospholipids
What are phospholipids composed of?
1 glycerol molecule, 2 fatty acid chains
and 1 phosphate-containing group
lipids 1
