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Questions and Answers
What type of bond do lipids form?
What type of bond do lipids form?
- Glycosidic bonds
- Covalent bonds
- Ester bonds (correct)
- Peptide bonds
Which fatty acid has a higher melting point?
Which fatty acid has a higher melting point?
- Monounsaturated fatty acid
- Saturated fatty acid (correct)
- Branched fatty acid
- Unsaturated fatty acid
What is the general number of carbon atoms present in the chain of fatty acids?
What is the general number of carbon atoms present in the chain of fatty acids?
- 12-20 (correct)
- 22-25
- 6-10
- 30-35
Which enzyme hydrolyses phospholipids into fatty acids in the digestive system?
Which enzyme hydrolyses phospholipids into fatty acids in the digestive system?
What is the most abundant mammalian cell fatty acid?
What is the most abundant mammalian cell fatty acid?
How are triglycerides defined?
How are triglycerides defined?
What type of group do phospholipids contain?
What type of group do phospholipids contain?
Which type of lipid is found in high concentration in the CNS due to its presence in the myelin sheath around the nerves?
Which type of lipid is found in high concentration in the CNS due to its presence in the myelin sheath around the nerves?
What is the characteristic structure of sphingosine?
What is the characteristic structure of sphingosine?
Which type of lipid is a metabolic precursor of all sphingolipids?
Which type of lipid is a metabolic precursor of all sphingolipids?
What is the function of gangliosides in lipid synthesis?
What is the function of gangliosides in lipid synthesis?
Where does fatty acid synthesis occur?
Where does fatty acid synthesis occur?
What is attached to the growing hydrocarbon chain during fatty acid synthesis?
What is attached to the growing hydrocarbon chain during fatty acid synthesis?
What occurs during the initiation stage of fatty acid synthesis?
What occurs during the initiation stage of fatty acid synthesis?
What is the role of cholesterol in lipid synthesis?
What is the role of cholesterol in lipid synthesis?
Plasmalogens contain an ether linkage rather than a vinyl linkage.
Plasmalogens contain an ether linkage rather than a vinyl linkage.
Sphingolipids are generally present in bacteria.
Sphingolipids are generally present in bacteria.
Cholesterol is more common in plants than in eukaryotic membranes.
Cholesterol is more common in plants than in eukaryotic membranes.
The amino group in sphingosine is located at C2.
The amino group in sphingosine is located at C2.
Gangliosides do not contain any sugars.
Gangliosides do not contain any sugars.
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