Proteins and Fats

The building block of fat is

• Fatty acid

• Triglicerides

• Glycerol

• Phospholipids

Which of the following is NOT a type of protein?

• Enzyme

• Antibody

• Glycogen

• Hemoglobin

Which food source is rich in saturated fats?

• Olive oil

• Avocado

• Salmon

• Butter

A protein is formed by combining amino acid and .....

• Glucose

• Phosphorus

• Carboxylic acid

• Fatty acid

Which of the following is a source of unsaturated fat?

• 
• 
• 
• 

What type of lipid makes up the plasma membrane of the cell?

• Steroid

• Wax

• Phospholipid

• Cortisol

How are proteins made up structurally?

• Chains of amino acid units

• Chains of fatty acids

• Chains of glucose molecules

• Chains of nucleic acids

Why do mixtures of certain vegetable foods complement each other?

• Because they are harder to cook

• Because they supply all the essential amino acids in necessary amounts

• Because they taste better separately

• Because they are more expensive

Unlike carbohydrates and fats, proteins do not contain nitrogen.

• True
• False

Animal proteins generally have a low biological value for humans because they are difficult to digest.

• True
• False