Assertion: lipid's acid | /r/HasAspect | one or more double bonds
Facets:
value: on the carbon chain
type: LOCATION
Source sentences:
text: Fatty acids - often written as RCOOH - have an alkyl 'hydrocarbon' section R -- and a carboxylic acid group: -COOH.These R groups may be described asorIn saturated fatty acids, all the carbon atoms are connected to other C atoms by single bonds as a chain of -CH- units, whereas unsaturated fatty acids have one or more double bonds: -CH=CH- (and consequently fewer hydrogens).In triglycerides, the 3 long hydrocarbon chains and glycerol residue contain many carbon atoms surrounded by hydrogen atoms.
text: Since linoleic acid has two double bonds and oleic acid only one, it is likely that l >
text: PUFA: Polyunsaturated fatty acids that have two or more double bonds on the carbon chain.
text: Unsaturated fatty acids have one or more double bonds within the alkyl chain.