Practice Questions

The hydrophobic region of a phospholipid consists of

A. Phosphate group
B. Fatty acid tails
C. Glycerol only
D. Protein chains
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Jun 27, 2026

Esterification of glycerol with fatty acids results in the formation of

A. Amino acids
B. Acylglycerols
C. Polysaccharides
D. Nucleotides
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Lipids generally exhibit high solubility in

A. Water
B. Organic solvents
C. Blood plasma
D. Dilute acids
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Phospholipids contribute mainly to

A. Long-term energy storage
B. Membrane structure
C. Hormone synthesis only
D. DNA replication
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Glycerol is chemically classified as

A. Monohydric alcohol
B. Dihydric alcohol
C. Trihydric alcohol
D. Phenol
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Formation of triglycerides involves the removal of

A. Carbon dioxide
B. Water molecules
C. Oxygen gas
D. Nitrogen gas
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Complete hydrolysis of one triglyceride molecule produces

A. One glycerol and three fatty acids
B. Two glycerol molecules
C. Three alcohol molecules
D. Four fatty acids
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Cell membranes primarily consist of

A. Triglycerides
B. Phospholipid bilayer
C. Cholesterol only
D. Cellulose
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The amphipathic nature of phospholipids results from the presence of

A. Hydrophobic proteins only
B. Hydrophilic phosphate head and hydrophobic fatty acid tails
C. Three fatty acid chains
D. Polar glycerol only
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Fatty acids are attached to glycerol through

A. Peptide bonds
B. Ester bonds
C. Glycosidic bonds
D. Hydrogen bonds
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