Marshall Middle School Merrilville, IN Billerica, MA Sandra Everhart Joanne Davis Dauphin/Enterprise Jr. East Chapel Hill High School West Lebanon, IN High School Chapel Hill, NC Pickerington, OH Desiree Bishop Carolyn Elliott Environmental Studies Center Karen Curry South Iredell High School Mobile County Public Schools East Wake Middle School Statesville, NC Mobile, AL Raleigh, NC Sueanne Esposito William Blair Inga Dainton Tipton High School Retired Teacher Merrilvills High School Tipton, IN J. Laurel, NJ Greenville, NC Commerce City, CO John Barry Nerma Coats Henderson Dwight Dutton Seeger Jr.-Sr. Rose High School Kearney Middle School Mt. IPC Teacher Marcia Chackan 8th Grade Science Allen High School Pine Crest School Octorana Middle School Allen, TX Boca Raton, FL Atglen, PA Maureen Barrett Obioma Chukwu Annette D’Urso Garcia Thomas E.
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Slider Middle School Texas State University-San Marcos El Paso, TX San Marcos, TX Series Reviewers Deidre Adams Lois Burdette Robin Dillon West Vigo Middle School Green Bank Elementary-Middle Hanover Central High School West Terre Haute, IN School Cedar Lake, IN Green Bank, WV Sharla Adams Anthony J. High Laboratories Hendrick Middle School, Plano ISD School Tonawanda, NY Plano, TX Pickerington, OH Sandra West, PhD Mary Helen Mariscal-Cholka Department of Biology William D. Kennedy Elementary Science Teacher Manistee, MI John Boise Middle School Warsaw, MO iv, i-001-GLS-FM-861702 8/16/04 10:28 AM Page v SAFETY ACTIVITY TESTERS Aileen Duc, PhD Nerma Coats Henderson Science Kit and Boreal Science 8 Teacher Pickerington Lakeview Jr. Senf, PhD Manager of Aircraft Certification Special Education Teacher School of Literature, L-3 Communications Mashpee Public Schools Communication, and Culture Greenville, TX Mashpee, MA Georgia Institute of Technology Atlanta, GA Teri Willard, EdD Barry Barto Mathematics Curriculum Writer Special Education Teacher Rachel Swaters-Kissinger Belgrade, MT John F. Hoggarth, PhD Fort Meyers, FL Middle School Science Supervisor Department of Life and Earth Caddo Parish Schools Sciences Shreveport, LA Otterbein College Westerville, OH Series Consultants MATH READING Michael Hopper, DEng Elizabeth Babich Carol A. Jackson, PhD Connie Rizzo, MD, PhD Associate Director, Whitaker Eminent Scholar in Science Depatment of Science/Math Associate Professor Program Director Marymount Manhattan College UAH Institute for Science Education Center for Science, Mathematics, New York, NY Huntsville, AL and Technology Education Florida Gulf Coast University Dominic Salinas, PhD Michael A. San Antonio, TX Science Consultants CONTENT Sandra K. Louis, MO Educational Consultant Allen, TX Dinah-Might Activities, Inc. Rutherfordton, NC Arizona State University West Phoenix, AZ Alton Biggs Edward Ortleb Retired Biology Teacher Science Consultant Dinah Zike Allen High School St. 768 iii Contents, i-001-GLS-FM-861702 8/16/04 10:28 AM Page iv Authors Lucy Daniel, EdD Peter Rillero, PhD Teacher/Consultant Associate Professor of Education Division Rutherford County Schools Science Education Washington, D.C. 682 Chapter 25 The Nonliving Environment. 592 Chapter 22 Regulation and Reproduction.
538 Chapter 20 Respiration and Excretion. 358 Chapter 14 Fish, Amphibians, and Reptiles. 328 Chapter 13 Mollusks, Worms, Arthropods, Echinoderms. 238 Chapter 10 Plant Reproduction.270 Chapter 11 Plant Processes.300 Animal Diversity.326 Chapter 12 Introduction to Animals. 182 Chapter 7 Bacteria.184 Chapter 8 Protists and Fungi. 36 Chapter 3 Cell Processes.64 Chapter 4 Cell Reproduction. 2 Chapter 1 Exploring and Classifying Life. Interactive student edition, i-001-GLS-FM-861702 8/16/04 10:28 AM Page iii Contents In Brief Life’s Structure and Function.