Used for energy storage. It has twice has much as energy/gram than carbohydrates.
2. What do lipids make part of?
They are part of the cell membrane.
3. What two hormones are lipids? Estrogen and testerone
4. What are two examples of lipids? Fats and oils.
5. At what stage of matter are they held at in room temperature? Fats are solid at room temperature, and oils are liquid at room temperature.
6. What are foods of each example? Fats: butter, tard (animal fat); Oils: Olive Oil, Corn Oil (plant fats)
8. What makes up cell membranes (type of lipids)? Phospholipids and cholesterol make up cell membranes.
9. What are steroids? They are a type of hormone that can cross cell membrane directly into cells.
10. What is the function of steroids? Steroids are chemical messengers.
11. What are waxes and what is its function? Waxes are on leaves of plants to make them waterproof.
12. What are lipids composed of (structure)? Fats and oils; glycerol and 3 fatty acids.
13. What are the elements that lipids contain? Lipids contain carbon, hydrogen, and oxygen.
14. What process occurs when glycerol and 3 fatty acids combine to form 1 fat? Dehydration synthesis.
15. What are saturated fats? They generally come from animal fats.
16. Where do they come from? They come from animal fats.
17. Why is it harmful for you? It causes heart disease when deposited in arteries.
18. Saturated fats are made up of mainly what element? Hydrogen
19. Unsaturated fats generally come from what type of oils? They generally come from plant oils.
20. Which fats are better for you- (saturated or unsaturated fats)? Unsaturated fats
21. What are the two sources of cholesterol? Your body; the food that you consume
22. What is bad cholesterol? LDL (low density lipoprotein)
23. What is good cholesterol? (high density lipoprotein)
24. What are the functions LDL and HDL, and what do they stand for? LDL(low density lipoprotein)-goes to cells, excess