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Simple O. Molecules
Lipids
Question | Answer |
---|---|
What are Lipids? | Hydrocarbon chains - Hydrogen & Carbon |
What are the types of Lipids? | 1. Triacyglycerols (TG) 2. Phospholipids 3. Steroids |
What are Phospholipids made of? | Glycerol, 2 Fatty Acids, Phosphate group |
What does a Phosphate group consist of? | Phosphorus & 4 Oxygen |
What is the difference between Saturated and Unsaturated fats? | Saturated = all 4 Carbon bonds are used; Unsaturated = less than 4 Carbon bonds |
What is the shape of Steroids? | Hydrocarbon RINGS |
What are the functions of Lipids? | 1. TG: ENERGY storage; 2. Phospho: CELL MEMBRANE; 3. Steroids: HORMONES |
Are lipids soluble? | No. They have a NEUTRAL charge. |
Which Lipids are partially soluble? | Phospholipids |
Which Steroids are Hormones? | Estrogen, Testerone |