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CK-12 Life Science Concepts For Middle School

Difficulty Level: At Grade Created by: CK-12
Table of Contents

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  • 1.

    Introduction to Life Science

    Introduces scientific investigations, methods, observations, and communication.

  • 2.

    Cell Biology

    Covers the cell, cell transport, metabolism, division, and reproduction.

  • 3.

    Molecular Biology and Genetics

    Covers molecular biology, DNA, RNA, protein synthesis, Mendelian and non-Mendelian genetics, human genetics, and biotechnology.

  • 4.


    Covers Darwin's theory of evolution, natural selection, evidence of evolution, speciation, and the Hardy-Weinberg equilibrium.

  • 5.


    Covers prokaryotes and archaea.

  • 6.

    Protists and Fungi

    Covers protists, their nutrition, characteristics, and classification, and fungi, their reproduction, symbiotic relationships, parts, and uses.

  • 7.


    Covers different kinds of plants, including vascular seedless, nonvascular seedless, gymnosperms, and angiosperms, and discusses reproduction, plant hormones, and tropism.

  • 8.


    Covers animal behaviors which include innate, learned, cyclical, and social.

  • 9.


    Covers invertebrates including worms, mollusks, echinoderms, arthropods, and insects.

  • 10.


    Introduces the characteristics and classification of vertebrates, including jawless fish, cartilaginous fish, bony fish, amphibians, reptiles, birds and mammals.

  • 11.

    Human Biology

    Covers human physiology including the skin, skeletal, muscular, digestive, cardiovascular, respiratory, nervous, excretory, immune, and reproductive systems.

  • 12.


    Introduces ecology and includes discussions on biomes, populations, ecosystems, pollution, resources, and energy.

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