Frayer Model
DEFINITION
Specific chain of amino
acids that has a
specialized role which
maintains cells or tissue
EXAMPLES/MODELS
Enzymes
Lactase
Insulin
Hair
Nails
Muscle
Hemoglobin
CHARACTERISTICS
Composed of C, H, N, O and
sometimes S
Help organisms form structural
components
Carry out all cellular reactions
Function based on 3-dimensional
shape
Made of amino acid subunits
(smaller repeating parts)
Enzymes are proteins that speed
up chemical reactions
Protein
Image