"Biochemistry Review": HTML5 Crossword

Across

1. Indicator used to test for starch (6)
3. Made by a chemical reaction (7)
7. Contains no bonded carbon (9)
12. What is the building block of nucleic acids? (10)
14. Positive color for glucose testing (6)
15. Can affect enzyme action (11)
17. What is the building block of carbohydrates? (7)
19. What is the building block of protein? (9)
20. Example of an inorganic molecule (5)

Down

2. Contains bonds of carbon (7)
4. Macromolecule used for energy (13)
5. What is the building block of lipids? (9)
6. Catalyst that speeds up chemical reactions (6)
8. Indicator used to test for glucose (9)
9. What enzymes act on (9)
10. To make (9)
11. Specific to each enzyme (5)
13. Another name for glucose (11)
16. Ingredients of a chemical reaction (8)
18. Positive color for starch testing (5)