Lipids

This molecule is...

• A saturated fatty acid

• An unsaturated fatty acid

• Glycerol

• Glucose

Tags

NGSS.HS-LS1-6

This molecule is...

• A saturated fatty acid

• An unsaturated fatty acid

• Glycerol

• Glucose

This is a...

• cis monounsaturated fatty acid

• trans monounsaturated fatty acid

• cis polyunsaturated fatty acid

This diagram represents a...

• Saturated fatty acid

• Monounsaturated fatty acid

• Polyunsaturated fatty acid

Glycerol and a fatty acid combine by means of a...

• Peptide bond

• Hydrogen bond

• Glycosidic bond

• Ester bond

Which molecules join to form a triglyceride?

• One glycerol and three fatty acids

• Three glycerols and one fatty acid

• Three glycerols and three fatty acids

Triglycerides are a suitable molecule for insulation because

• They are liquid at body temperature

• They are poor conductors of heat

• They are good conductors of heat

A phospholipid molecule is formed from...

• One glycerol, one fatty acid and a phosphate

• One glycerol, two fatty acids and a phosphate

• One glycerol, one fatty acid and two phosphates

The head of a phospholipid is...

• Hydrophilic

• Hydrophobic

• Neither

• Both

In this picture of a cell membrane, what colour are the phospholipid molecules?

• Blue

• Yellow

• Red

• White