fatty acids--building blocks 

triacylglycerides

sphingolipids

steriods 

eicosanoids

lipid vitamins 

Essential Fatty Acids

(Fish oils)

Linoleic (18:2) 

alpha linoleic

solids at room temperature

single bonds allow for more interactions 

increased melting point

Triacylglyceride 

(Triglyceride)

how fats are stored 

(3 fatty acids + glycerol

the length of the carbon chain 

degree of saturation 

location of double bonds 

omega-3 f.a.; omega-6 f.a.