This printable word search puzzle contains 21 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
Cellular Respiration
External Respiration
Internal Respiration
Organic Molecules
Electron Carrier
Carbon Dioxide
Redox Reaction
Carbohydrates
Nucleic Acids
Electrons
Oxidation
Reduction
Proteins
Glucose
Oxygen
Water
Fats
NADH
ATP
CO2
H2O