2.2 The Science Of Food

Question 1

Which laboratory technique is used to determine the energy content of food?

Answer 1

Calorimetry

Means heat (valor) measurement (metry)

Question 2

What are the 4 macromolecules

Answer 2

Carbohydrates
Lipids
Nucleic Acid
Protein

Question 3

Carbohydrate

Building block and function

Answer 3

Monosaccharide

Provides energy

Question 4

Lipid

Building block (monomer)

Function

Answer 4

Fatty Acid
Glycogen

Energy, cushioning, hormone formation

Question 5

Nucleic Acid

Monomer

Function

Answer 5

Nucleotides

Pass on traits

Question 6

Protein

Monomer

Function

Answer 6

Amino acids

Build tissues

Question 7

How do monomers become polymers

Answer 7

Dehydration synthesis