BRAINCAKEThe Importance of Water
A large proportion of the mass of living organisms is due to water. Water makes up 65-70% of the mass of mammals.
Water provides a habitat for many organisms.
Water is used in metabolic reactions such as hydrolysis.
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Key terms in this lesson
- hydrolysis
- The breaking of a covalent bond within a molecule using a water molecule.
- latent heat of vaporisation
- The energy needed to evaporate 1 kg of a liquid without a change in temperature.
- turgor pressure
- The pressure exerted by the contents of a plant cell against the cell wall as water enters by osmosis, making the cell rigid.
More in Nucleic Acids
- ATP
- ATP Synthesis
- Roles of ATP
- Water and Hydrogen Bonding
- Specific Heat Capacity of Water
- Latent heat of Vaporisation of Water
- Cohesion and Surface Tension of Water
- Inorganic Ions
All 18 lessons in Nucleic Acids · All AQA AS-level Biology topics