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Unit 1:
Ch. 1
Ch. 2
Ch. 3
Interlude A
Unit 2:
Ch. 4
Ch. 5
Ch. 6
Ch. 7
Ch. 8
Ch. 9
Interlude B
Unit 3:
Ch. 10
Ch. 11
Ch. 12
Ch. 13
Ch. 14
Ch. 15
Interlude C
Unit 4:
Ch. 16
Ch. 17
Ch. 18
Ch. 19
Interlude D
Unit 5:
Ch. 20
Ch. 21
Ch. 22
Ch. 23
Ch. 24
Ch. 25
Ch. 26
Ch. 27
Ch. 28
Ch. 29
Ch. 30
Interlude E
Unit 6:
Ch. 31
Ch. 32
Interlude F
Unit 7:
Ch. 33
Ch. 34
Ch. 35
Ch. 36
Ch. 37
Ch. 38
Interlude G
The animations require the latest Flash 7 and Shockwave plug-ins.
4.1: Activity: Temperature and molecular movement

Adjust a slider to see how changes in temperature affect the form that water takes.

4.2: Activity: Salt dissolving in water

Explore the process of salt dissolving in water represented by figure 4.4.

4.3: Tutorial: Acids, bases, and pH

This tutorial explores how the pH scale measures the strength of an acidic or basic solution.

4.4: Activity: Building proteins from amino acids

Explore how covalent bonds are formed through dehydration synthesis reactions.

4.5: Activity: Phospholipids form membranes

Test your recall for figure 4.16 with this key figure labeling exercise.

4.6: Tutorial: Heat changes protein structure: Frying an egg

This tutorial explores how the weak hydrogen bonds that maintain the three-dimensional shape of proteins can be broken easily by chemicals or heat.

4.1: Process Animation: Formation of Covalent Bonds

View animation

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