In this new edition of a user-friendly laboratory manual for an entry- level course in biology, James W. and Joy B. Perry (U. of Wisconsin- Fox Valley), and David Morton (Frostburg State U.) provide numerous inquiry-oriented experiments, increased emphasis on hypothesis generation and testing, and new exercises on homeostasis, biological macromolecules, biotechnology, human senses, alleopathy and interspecific interactions, stream ecology and sampling, and animal behavior. Each exercise includes objectives, an introduction, materials, procedures, and pre-and post-lab questions. Contains color and b&w photographs and drawings.