Campbell Biology
Second Canadian Edition
Chapter 3
Water and Life
Copyright © 2018 Pearson Canada Inc. 3-1
,Key Concepts
• Polar covalent bonds in water molecules result in hydrogen
bonding
• Four emergent properties of water contribute to Earth’s
suitability for life
• Acidic and basic conditions affect living organisms
Copyright © 2018 Pearson Canada Inc. 3-2
, Overview: The Molecule That Supports All
of Life (1 of 2)
• Water is the biological medium on Earth
• All living organisms require water
Figure 3.1
Copyright © 2018 Pearson Canada Inc. 3-3
Second Canadian Edition
Chapter 3
Water and Life
Copyright © 2018 Pearson Canada Inc. 3-1
,Key Concepts
• Polar covalent bonds in water molecules result in hydrogen
bonding
• Four emergent properties of water contribute to Earth’s
suitability for life
• Acidic and basic conditions affect living organisms
Copyright © 2018 Pearson Canada Inc. 3-2
, Overview: The Molecule That Supports All
of Life (1 of 2)
• Water is the biological medium on Earth
• All living organisms require water
Figure 3.1
Copyright © 2018 Pearson Canada Inc. 3-3