Observing the Gametophytes
of Pines........................ 536
Observing the Arrangement of
Parts of a Flower................. 538
Comparing the Structures of
Roots and Stems................ 557
Observing the Structures
Inside a Leaf.................... 558
Investigating the Effects of
Ethylene on a Plant............... 581
Recognizing Symmetry............... 599
Observing Planarian Behavior.......... 631
Modeling an Open
Circulatory System............... 645
Modeling a Closed
Circulatory System............... 652
Evaluating Jointed
Appendages.................... 667
Comparing the Structures
of the Notochord and
Nerve Cord..................... 702
Modeling the Action of a
Swim Bladder................... 756
Modeling Watertight Skin.............. 774
Evaluating the Insulation
Value of Hair.................... 801
Recognizing Learned Behavior.......... 828
Observing Territorial Behavior
in Crickets...................... 834
Mapping the Valves in Veins............ 875
Modeling the Role of
Bicarbonate in Homeostasis........ 889
Modeling the Function of Bile.......... 911
Simulating Antigen Activity............. 932
Demonstrating Your Blind Spot......... 958Determining the pH of Common
Substances...................... 17
Observing Osmosis................... 76
Identifying a Product of
Photosynthesis.................. 101
Modeling Chromosomal
Mutations...................... 124
Observing Mitosis and
Cytokinesis..................... 132
Modeling Crossing Over............... 147
Observing Reproduction
in Yeast........................ 151
Identifying Dominant or
Recessive Traits................. 168
Observing Properties of DNA........... 195
Modeling Transcription................ 210
Modeling Introns and Exons............ 218
Modeling Gel Electrophoresis........... 232
Modeling Radioactive Decay........... 253
Modeling Coacervates................ 257
Modeling Natural Selection............. 280
Using a Field Guide.................. 304
Demonstrating the
Hardy-Weinberg Principle.......... 329
Evaluating the Degree of
Biodiversity Around
Your Home..................... 342
Modeling Succession................. 344
Investigating Factors That
Influence the Cooling of
the Earth’s Surface............... 374
Modeling the Greenhouse
Effect......................... 389
Modeling True Multicellularity........... 426
Observing Characteristics
of Diatoms..................... 466
Observing Bread Mold................ 484
Observing Behavior of
Stomata....................... 503
Distinguishing Fruits and
Vegetables..................... 517
Observing a Fern
Gametophyte.................... 532xviii Contents
Lab Program
Quick Labsprovide hands-
on experience yet require
few materials.