Replicating Procedures 13
Model an Ionic Compound 36
Acidic and Basic Foods 43
How Do Abiotic Factors Affect
Different Plant Species? 67
How Do Different Types
of Consumers Interact? 72
Successful Succession? 108
How Does Competition Affect Growth? 138
Reduce, Reuse, Recycle 155
What Is a Cell? 193
Making a Model of a Cell 203
What Waste Material Is Produced
During Photosynthesis? 234
How Does Exercise Affect Disposal of
Wastes From Cellular Respiration? 264
Modeling the Relationship Between
Surface Area and Volume 275
Mitosis in Action 283
Classroom Variation 311
How Are Dimples Inherited? 315
Modeling DNA Replication 352
How Does a Cell Interpret Codons? 367
Modeling Mutations 374
How Is Colorblindness Transmitted? 395
Modeling Restriction Enzymes 405
Inserting Genetic Markers 425
Survey Biotechnology Opinions 438
Darwin's Voyage 451
Variation in Peppers 457
Classifying Fruits 513
Constructing a Cladogram 520
Modeling Half-Life 541
How Do Viruses Differ in Structure? 575
What Are Protists? 603
How Does a Paramecium Eat? 612
What Is the Structure of
Bread Mold? 620
Are All Plants the Same? 635
What Forms Do Fruits Take? 651
What Parts of Plants Do We Eat? 665
Examining Stomata 683
What Is the Role of Leaves
in Transpiration? 686
What Is the Structure of a Flower? 698
How Hydra Feed 732
Binocular Vision 766
Breathing in Clams and Crayfishes 788
Water and Nitrogen Excretion 797
Does a Planarian Have a Head? 810
What Are Some Adaptations
of Vertebrae? 816
What Kind of Learning Is Practice? 844
Maintaining Temperature 866
Modeling Bile Action 878
How Do You Respond to an External Stimulus? 908
Observe Calcium Loss 924
What Do Tendons Do? 932
What Factors Affect Heart Rate? 951
What's in the Air? 964
Tracing Human Gamete Formation 990
Embryonic Development 1000
How Do Diseases Spread? 1021
Temperature and Enzymes 54
Acid Rain and Seeds 180
Regeneration in Planaria 298
Dichotomous Keys 530
Mushroom Farming 626
Identifying Growth Zones in Roots 688
Termite Tracks 852
Tidal Volume and Lung Capacity 970