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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 and the Building Blocks of Life

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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