1. Biochemistry

2. The Chemistry of Life Element- simple substance that cannot be
broken down any further.
4 most common elements in living things:
-carbon
-hydrogen
-oxygen
-nitrogen

3. Chemical Compounds
Compound- Two or more elements combined
together.

4. Two different types of compounds:
Organic compounds: contain carbon and hydrogen together.
Ex: C6H12O6 (glucose)
Inorganic compounds: do not contain
carbon and hydrogen together.
Ex: CO2 (carbon dioxide)

5. Importance of Water
Water is the most abundant substance in living things.
It is essential for the life functions of the cell.
Important for many chemical reactions.