1. Protein True or False
All enzymes are proteins Antibodies are proteins
bone is made up of proteins Proteins are made of saccharides
Proteins are made of amino acids Another term for protein is
polypeptide
Keratin is a protein that gives Proteins are essential in blood
strength to hair, skin and nails clotting
Actin is a protein that starts muscle Myosin is a protein that starts
contraction muscle contraction
Collagen is a protein that gives amino acids are joined together by a
strength to connective tissue peptide bond
amino acids join together for A long chain of amino acids is a
condensation reaction polypeptide
Enzymes are all globular proteins collagen and keratin are fibrous
proteins, have structural role
The secondary structure of a protein The secondary structure of a protein
is a beta sheet is an alpha helix
Haemoglobin is a protein with a There are 20 amino acids
quaternary structure
There are 21 amino acids There are 26 amino acids
Structural Proteins are physically Transport proteins are found in cell
strong membranes
TRUE
FALSE