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Chemistry of Life

Across
7. positively charged subatomic particle
4. process that changes one set of chemicals into another
2. negatively charged subatomic particle
13. atom of an element that differs in the number of neutrons compared with other atoms of the same element
12. carbon compound that stores and transmits genetic information
11. positively or negatively charged atom
6. monomer of nucleic acid
10. compound that forms hydrogen ions in solution
Down
14. the center of an atom
5. bond formed when one or more electrons are transferred from one atom to another
3. compound that forms hydroxide ions in solution
9. monomer of protein
16. bond formed when electrons are shared between atoms
8. substance formed by the chemical combination of elements
1. element or compound that enters into a chemical reaction
15. basic unit of matter
17. macromolecule formed when monomers join together