Includes the study of the gross and microscopic structure of the systems of the human body with special emphasis on the relationship between structure and function. Integrates anatomy and physiology of cells, tissues, organs, the systems of the human body, and mechanisms responsible for homeostasis.

Biology 2e is designed to cover the scope and sequence requirements of a typical two-semester biology course for science majors. The text provides comprehensive coverage of foundational research and core biology concepts through an evolutionary lens. Biology includes rich features that engage students in scientific inquiry, highlight careers in the biological sciences, and offer everyday applications. The book also includes various types of practice and homework questions that help students understand—and apply—key concepts. The 2nd edition has been revised to incorporate clearer, more current, and more dynamic explanations, while maintaining the same organization as the first edition. Art and illustrations have been substantially improved, and the textbook features additional assessments and related resources.

By the end of this section, you will be able to do the following:

Define homeostasis
Describe the factors affecting homeostasis
Discuss positive and negative feedback mechanisms used in homeostasis
Describe thermoregulation of endothermic and ectothermic animals

By the end of this section, you will be able to do the following:

List the different types of hormones
Explain their role in maintaining homeostasis

By the end of this section, you will be able to do the following:

Identify and describe the properties of life
Describe the levels of organization among living things
Recognize and interpret a phylogenetic tree
List examples of different subdisciplines in biology

Psychology is designed to meet scope and sequence requirements for the single-semester introduction to psychology course. The book offers a comprehensive treatment of core concepts, grounded in both classic studies and current and emerging research. The text also includes coverage of the DSM-5 in examinations of psychological disorders. Psychology incorporates discussions that reflect the diversity within the discipline, as well as the diversity of cultures and communities across the globe.Senior Contributing AuthorsRose M. Spielman, Formerly of Quinnipiac UniversityContributing AuthorsKathryn Dumper, Bainbridge State CollegeWilliam Jenkins, Mercer UniversityArlene Lacombe, Saint Joseph's UniversityMarilyn Lovett, Livingstone CollegeMarion Perlmutter, University of Michigan

By the end of this section, you will be able to:

Describe the difference between the central and peripheral nervous systems
Explain the difference between the somatic and autonomic nervous systems
Differentiate between the sympathetic and parasympathetic divisions of the autonomic nervous system

By the end of this section, you will be able to:

Describe how hunger and eating are regulated
Differentiate between levels of overweight and obesity and the associated health consequences
Explain the health consequences resulting from anorexia and bulimia nervosa

By the end of this section, you will be able to:

Understand what is meant by consciousness
Explain how circadian rhythms are involved in regulating the sleep-wake cycle, and how circadian cycles can be disrupted
Discuss the concept of sleep debt