University:
York University
Course:
BIOL 2020 | Biochemistry
Academic year:

2023
Views:

56

Pages:

2
Author:

Nick T.

Lipids Shorthand nolation Twe numbers seperated by Calen Firat number total number of Carbon atems Second number number of C-C double bonds Examples Palmitic adic C16:0 Linolea acid C13:2 Omega Omega 3 temi fatty Omega-6 fatty acid have Gixch Carbon from the omega C=C at the end Omega 3 fatty acid third Carbon have from the • Orc at the amega end Lipids Waxes Simplest fatty acid ester in nature ester formed from long chain altshel a fath acid and acids usually hove even of Carbons 16-36 alcobals have of Carbons 24-36 CH()() Triglycerides Animal fats veglable oils Three acids glyteral Felly acid Glycerst Fally Felly Fat or oil is a triglycerides Complex mia of different Veggie oils unsaturated Good Bad Fat Saturated fat heart disease bod High total fetheart disease Increased concentrations of mensumstund fat good polyunsaturated neither good or bad Trans fot bad Saponification "Soap makin" Soap has hydrophobic hydrophillic ends Forms Moelles in waler Properties of Fats and Oils Oil: A mixture of triacylglycerols that is liquid because it contains a high proportion of unsaturated fatty acids Fat: A modure of triacylglycerols that is solid because it contains a high proportion of fatty acids saturated The presence of cis double bonds lowers the melting point of fatty acids and fats