Biology
How does water sustain life at a molecular level?
Quick fact
Water is a polar molecule that can dissolve many substances and regulate temperature.
Why this is interesting
Water looks ordinary, but its unusual chemistry makes life on Earth possible.
Read the full explanation
Understanding How does water sustain life at a molecular level?
The structure of water allows hydrogen bonding, creating properties such as surface tension, high heat capacity, and the ability to dissolve many compounds.
A deeper explanation
Water's chemical behaviour influences cells, ecosystems, climate, and geology. Many scientists consider liquid water one of the most important requirements for life.