Water is life
ZIMSEC O Level Biology Notes:Chemical building blocks of Life: Bio-molecules
Structure of a water molecule
- Water is essential for life.
- Approximately 75% earth’s surface is water.
- Life evolved in water.
- An average adult body is 50 to 65 percent water
- This rises to about 80% in a child
- A water molecule is made up of 2 hydrogen atoms […]
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