by B. Akre, J. Brainard, N. Gray-Wilson, D. Wilkin
Publisher: CK-12 Foundation 2009
Number of pages: 984
From the table of contents: Foundations of Life Science; Chemical Basis of Life; Cell Structure and Function; Photosynthesis; Cellular Respiration; Cell Division and Reproduction; Genetics; Biotechnology; History of Life; Evolutionary Theory; Principles of Ecology; Populations; The Human Body.
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by John W. Kimball
Chemical and cellular basis of life, cell metabolism, DNA, gene expression, cell division, meiosis, mutation, genomics, cancer, aging, embryonic development, the anatomy and physiology of animals and plants, ecology, evolution, the diversity of life.
by Truman Jesse Moon - H. Holt and company
This text presents the fundamental facts of elementary biology as clearly and briefly as a reasonable scientific accuracy will allow. The course emphasizes the fact that biology is a unit science, based on the fundamental idea of evolution.
by Leonas Lancelot Burlingame - H. Holt & company
Biology comprises a large amount of information which is susceptible of being organized into a coherent set of principles suitable for presentation to the lay public. This necessarily involves stressing principles rather than factual details.
- CK-12 Foundation
This free online textbook covers seven units: Understanding Living Things; Cells: The Building Blocks of Life; Genetics and Evolution; Prokaryotes, Protists, Fungi, and Plants; The Animal Kingdom; The Human Body; and Ecology.