Macromolecules

Read the clue and write the word (s) that matches that clue.

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Across

3. energy needed to get a reaction started.

6. place in enzyme where the substrate attaches to.

7. monomers of carbohydrates

11. protein that acts as a biological catalyst.

12. reactant of an enzyme reaction

Down

1. monomers of lipids

2. macromolecules made of carbon, hydrogen and oxygen. Major source of energy.

4. large organic molecules.

5. monomers of proteins

8. macromolecules made mainly of carbon and hydrogen. Include fats and oils.

9. macromolecules made of carbon, hydrogen, oxygen and nitrogen. Needed for growth and repair.

10. small molecules that make macromolecules

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