Lipid Metabolism

Lipids are

• polar, hydrophilic

• non polar, hydrophilic

• polar, hydrophobic

• non polar, hydrophobic

What is lipolysis?

• Hydrolysis of triacylglycerols

• Formation of lipids

• Breakdown of ketone bodies

• Formation of ketone bodies

The glycerol backbone of triacylglycerol is catabolized to

• dihydroxyacetone

• fatty acids

• 1,3 - dihydroxyacetone phosphate

• glycerol-3-phosphate

Free fatty acids binds to _____ for circulation in the bloodstream

• serum albumin

• pyruvate

• NADH

Triacylglycerols are broken down by ____ to produce glycerol and fatty acids

• cAMP

• protein kinase

• lipase

• esters

Tags

NGSS.HS-LS2-3

Which statement is TRUE about unsaturated fats

• contain single carbon-carbon bond

• mostly are liquid at room temperature

• mostly are solid at room temperature

• unsaturated fats are not healthy compared to saturated fats

Which of the following hormone is not used in the hydrolysis of triacylglycerol into fatty acids in adipose tissues?

• Epinephrine

• Norepinephrine

• Glucagon

• Insulin