Across
- 2. Chemical signal in the body
- 5. Genetic material carrier
- 7. Hormone regulating blood sugar
- 8. Oxygen-carrying blood protein
- 10. Fatty molecule storing energy
- 12. Catalyst for biochemical reactions
- 16. Type of lipid in membranes
- 17. Sugar or starch biomolecule
- 19. Builds and repairs body tissues
- 20. Short chain of amino acids
Down
- 1. Structural protein in skin
- 3. Single-stranded genetic messenger
- 4. Plant energy storage polysaccharide
- 6. DNA and RNA unit
- 9. Structural plant polysaccharide
- 11. Protein building block
- 13. Animal glucose storage molecule
- 14. Membrane-forming fat
- 15. Simple sugar, energy source
- 18. Cellular energy currency