Across
- 2. a substance that is present at the end of a chemical reaction
- 3. any of the basic units of structure of DNA or RNA that consist of a base joined to a sugar with 5 carbon atoms in a molecule and to a phosphate group
- 5. a biological catalyst and is almost always a protein.
- 7. the surface on which an organism (eg: plant, fungus, or animal) lives or the substance on which an enzyme can act.
- 10. the simples carbohydrates since they cannot by hydrolyzed to smaller carbohydrates
- 11. A measure of how acidic or basic a substance or solution is
- 14. macromolecules consisting of a long-chain of smaller repeating units and side groups
- 16. compounds that are soluble in organic solvents and insoluble in polar solvents such as water
- 17. large biomolecules that play essential roles in all cells and viruses
- 18. a molecule made up of amino acids
Down
- 1. a molecule that can be boned to other identical molecules to form a polymer
- 4. sugar molecules
- 6. The chemical changes that take place in a cell or an organism.
- 8. molecules that combine to form proteins
- 9. a substance that speeds up a chemical reaction, or lowers the temperature or pressure needed to start one, without itself being consumed during the reaction.
- 12. the minimum energy required to cause a process to occur
- 13. breaking chemical bonds between reactant molecules and forming new bonds between atoms in product particles
- 15. A substances that changes when it is combined with another substance in a chemical reaction