Food and Nutrition - Protein

What are the chemical elements of protein?

• Oxygen, Hydrogen, Carbon, Nitrogen (including some minerals)

• Oxygen, carbon, hydrogen

• oxygen only

• carbon and hydrogen

Your body needs ________ to make proteins in your muscles, skin, blood, hair, nails and DNA.

• Nitrogen

• Oxygen

• Carbon

• Hydrogen

Protein molecules are made up of small joined together called________.

• Fatty acids

• Amino acids

• Hydrogen

• Oxygen

There is a total of _____ amino acids.

• 20

• 5

• 9

• 11

There are ____ essential amino acids.

• 0

• 9

• 11

• 20

There are __ non-essential amino acids.

• 0

• 9

• 11

• 20

Biological value is the measure of ______ _______ in food.

• amino acids

• protein quality

• energy

• oxygen

Proteins of ______________ contains all the essential amino acids in the right proportions.

• Low biological value

• High biological value

Proteins of ____________ lack one or more essential amino acid.

• High biological value

• Low biological value

Plant protein sources are considered 'complimentary' when they are eaten together in order to make up the 11 non-essential amino acids.

• True

• False