Caught By a Kiss

Enzymes

Speed up or catalyze a reaction

Help to digest food, make copies of DNA

Amylase

Main digestive enzyme found in human saliva

Catalyzes breakdown of starch

Amylase continued

Found in pancreas and salivary glands

IMPORTANT: epithelial lining of mouth is often sloughed off into saliva (source of DNA)

Amylase

Starch + Iodine blue/purple color

Starch (polysaccharide) + amylase disaccharides

Amylase degrades starch?

Disaccharides (degraded starch) + iodine clear to yellow color