Chemistry for Biologists

Lipids

1. Which functional groups are present in an unsaturated fatty acid?
carboxylic acid and alkene
carboxylic acid and alcohol
carboxylic acid and ester
carboxylic acid and alkane
2. What functional group is present in a triglyeride formed between glycerol and a saturated fatty acid?
alcohol
hydroxyl
carboxylic acid
ester
3. Which of the following is the molecular formula for glycerol?
CH2OHCHOHCH2COOH
CH2OHCH2CH2OH
CH2OHCHOHCH2OH
CH2OHC(OH)2CH3

 

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