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The free, fast way to learn Biology Concepts Created by experts and compatible with your Biology Concepts textbook by Pearson, Cengage, OpenStax, or McGraw Hill. Get the time-saving, bite-sized study app for your course today.

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Every chapter is simplified and ready for you to learn. Get quizzes, video lessons, practice problems, chapter summaries, flash cards and more!  

Chapter 1 Introduction to Biology

Chapter 2 Chemistry of Life

Chapter 3 Biological Molecules

Chapter 4 Water

Chapter 5 Cell Structure and Function

Chapter 6 Cells and Energy

Chapter 7 Photosynthesis

Chapter 8 Biological Cycles

Chapter 9 Mitosis

Chapter 10 Prokaryotic Cell Division

Chapter 11 Meiosis

Chapter 12 Inheritance Patterns

Chapter 13 DNA Transcription

Chapter 14 DNA Translation

Chapter 15 Biotechnology

Chapter 16 Evolution and Its Processes

Chapter 17 Diversity of Life

Chapter 18 Microbes, Fungi, and Protists

Chapter 19 Seedless Plants

Chapter 20 Seed Plants: Gymnosperms and Angiosperms

Chapter 21 Plant Reproduction

Chapter 22 The Animal Kingdom

Chapter 23 Circulatory and Respiratory Systems

Chapter 24 Musculoskeletal System

Chapter 25 Nervous System

Chapter 26 Immune System

Chapter 27 Animal Reproduction and Development

Chapter 28 Population Ecology

Chapter 29 Biomes

Chapter 30 Biodiversity

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