Across
- 2. Two or more atoms joined by bonds
- 4. This macromolecule is made up of fats
- 8. This macromolecule makes DNA and RNA
- 9. What is made in a chemical reaction?
- 11. These macromolecules are fast energy and their monomers are simple sugars
- 12. A subunit of a large molecule
- 13. This macromolecule is made up of amino acids
Down
- 1. The energy needed for a chemical reaction to start
- 3. A large molecule
- 5. The part of an atom with a negative charge
- 6. These are catalysts that speed up chemical reactions in living organisms
- 7. The part of an atom with no charge
- 9. Positively charged part of an atom
- 10. The smallest unit of matter