Test for the presence of lipids (LC 2026) (Leaving Cert Biology): Flashcards
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Subunits of lipids
Subunits of lipids
Triglycerides
Composition of triglycerides
Composition of triglycerides
Glycerol and three fatty acids
Functions of lipids in living organisms
Functions of lipids in living organisms
Protection, insulation, and energy
Form of lipids in cell membranes
Form of lipids in cell membranes
Phospholipids
Composition of a phospholipid
Composition of a phospholipid
Glycerol, two fatty acids, and phosphorus
Two types of lipids
Two types of lipids
Fats and oils
Physical state of oils at room temp
Physical state of oils at room temp
Liquid
Physical state of fats at room temp
Physical state of fats at room temp
Solid
Materials needed for lipid test
Materials needed for lipid test
Food sample, distilled water, brown paper, direct light
Positive result for lipid test
Positive result for lipid test
Permanent translucent spot on brown paper
Control result in lipid test
Control result in lipid test
Translucent stain disappears
First step of lipid test method
First step of lipid test method
Rub food sample on brown paper
Purpose of distilled water in lipid test
Purpose of distilled water in lipid test
Control
