Lipids

Which of these are examples of Lipids?

• simple sugars

• complex carbohydrates

• fats, oils, & waxes

• hair, skin, & nails

Monomers of Lipids include

• amino acids

• monosaccharides

• nucleotides

• glycerol and fatty acids

Lipids are made of...

• CHO

• CHON

• CHONP

• CHONS

Which of the following is a main function of a lipid?

• source of quick energy

• stores energy, insulates us, and makes up the cell membrane

• transport substances in and out of the cell

• stores genetic information

Is found in the cell membrane as a bilayer.

• carbohydrate

• protein

• lipid

• nucleic acid

Which is an example of a lipid?

• candy

• olive oil

• meat

• DNA

Identify the macromolecule in the picture

* cholesterol and triglycerides

• lipid

• protein

• nucleic acid

• carbohydrate

Carbon chains are principal features of both carbohydrates and lipids.  What is the primary difference between these two types of macromolecules?

• Lipids always have longer carbon chains than carbohydrates.
• Carbohydrates cannot form rings like lipids can.
• Lipids provide energy, but carbohydrates cannot.
• Carbohydrates form ring structures, lipids form long chains

Which of the following molecules make up the basic structure of a cell membrane?

• waxes
• steroids
• fatty acids
• phospholipids

The characteristic that all lipids have in common is----

• made of lots of double bonds
• acidic when mixed with water
• no high energy content
• do not dissolve in water