{HEAD ~ The physical properties} of a triacylglycerol are primarily determined by the chain length of the fatty acyl chains, {TAIL ~ the amount} and type of unsaturation present in the fatty acyl chains, and the distribution of the different fatty acyl chains among the triacylglycerols that make up the fat or oil 
are primarily determined by
{ HEAD ~ The physical properties } of a triacylglycerol are primarily determined by the chain length of the fatty acyl chains , { TAIL ~ the amount } and type of unsaturation present in the fatty acyl chains , and the distribution of the different fatty acyl chains among the triacylglycerols that make up the fat or oil
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH