B2.5.1

Question 1

Protein molecules are made up of

Answer 1

Long chains of amino acids

Question 2

These long chains are folded to produce a

Answer 2

Specific shape that enables other molecules to fit into the protein

Question 3

Proteins act as

Answer 3

Structural components of tissues such as muscles

Hormones

Antibodies

Catalysts

Question 4

Catalysts increase the

Answer 4

Rate of chemical reactions

Question 5

Biological catalysts are called

Answer 5

Enzymes

Question 6

Enzymes are

Answer 6

Proteins