Across
- 2. Our hair and nails are made of this protein
- 5. The lack of secretion of this substance from pancreas causes diabetes.
- 6. Enzyme present in saliva that digests carbohydrates
Down
- 1. Enzyme used to digest proteins in the stomach.
- 3. Present in red blood cells that helps carry oxygen.
- 4. Proteins that bind DNA helping it pack around chromosomes to fit inside cells.