Lipids ap biology unit 1

A product that contains lots of hydrogenated oils is probably rich in:

• Saturated fat
• Unsaturated fat
• Monosaturated fat
• Trans fat

What type fat is in this type of food? RIBEYE STEAK

• Monounsaturated
• Saturated
• Trans Fat
• Polyunsaturated

Trans fat was originally ______________ before they hydrogenated it.

• Saturated Fat
• Unsaturated Fat
• It's always been Trans Fat

Which of the following about UNSATURATED fats is true?

• They are more common in animals than in plants.
• They have double bonds in their fatty acid chains.
• They generally solidify at room temperature.
• They contain more hydrogen than saturated fats having the same number of carbon atoms.

Lipids are ____________, and are ____________ in water.

• polar; soluble
• polar; insoluble
• nonpolar; soluble
• nonpolar; insoluble

Tags

NGSS.HS-ESS2-5

In which of the following ways is the structure of a triglyceride different than that of a phospholipid?

• A phospholipid has a polar region.
• A triglyceride contains glycerol region and a phospholipid doesn't.
• A phospholipid has fatty acid tails, and a triglyceride doesn't.
• A triglyceride has a polar region.

Which has more energy, 1.0 g of carbohydrate or 1.0 g of lipid?

• Carbohydrate
• Lipid

A fatty acid chain with only C-C bonds (single bonds) is ________________ and makes the molecule a solid at room temperature, like butter or lard.

• saturated
• unsaturated

How do lipids function for cells?

• store information
• store energy
• breakdown wastes
• join with substrates

Which biomolecule is often stored in the body's tissues as energy?

• proteins
• carbohydrates
• lipids
• nucleic acids