Lipids student
Transcript of Lipids student
Regents Biology
Regents Biology 2008-2009
Lipids______________________________
Regents Biology
Lipids Examples
____________________________________________________________________
sex hormonestestosterone (male)
estrogen (female)
Regents Biology
Lipids Function:
_________________ very concentrated twice the energy as carbohydrates!
___________________________________________________
think whale blubber!
Regents Biology
Structure of Lipids
not a chain (polymer) = just a “big fat molecule”
Regents Biology
Saturated fats __________________
solid at room temperature
Limit the amount in your diet ________________
________________ deposits in arteries
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Unsaturated fats
_________________ liquid at room
temperature the fat molecules
don’t stack tightlytogether
Better choice in your diet
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Saturated vs. unsaturated_____________ _____________
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Other lipids in biology Cholesterol
good molecule in cell membranes make hormones from it
including sex hormones but too much cholesterol in blood may
lead to heart disease
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Other lipids in biology Cell membranes are made out of lipids
_________________ ________ are on the outside touching water
“like” water ________ are on inside away from water
“scared” of water forms a barrier
between the cell & the outside
Regents Biology 2008-2009
Let’s build some
Lipids!