CK-12 Life Science
Publisher: CK-12 Foundation 2009
Number of pages: 786
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.
Home page url
Download or read it online for free here:
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.
- OpenStax College
Biology is designed for multi-semester biology courses for science majors. It is grounded on an evolutionary basis and includes exciting features that highlight careers in the biological sciences and everyday applications of the concepts at hand.
by Heikki Hyotyniemi - Helsinki University of Technology
This report summarizes ten levels of abstraction - from the most elementary to the most general levels when modeling biological systems. The neocybernetic principles can be seen as the key to reaching a holistic view of complex processes in general.