Home Biology Principles of Biology

The fastest way to learn Principles of Biology Authors: Robert Brooker and Eric Widmaier and Linda Graham and Peter Stiling

Principles of Biology cover Principles of Biology cover Principles of Biology cover Principles of Biology cover

What's in your Title?

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

Authors: Robert Brooker and Eric Widmaier and Linda Graham and Peter Stiling

ISBN13: 9781260240863, ©2021

Chapter 1 An Introduction to Biology

Chapter 2 The Chemical Basis of Life I: Atoms, Molecules, and Water

Chapter 3 The Chemical Basis of Life II: Organic Molecules

Chapter 4 The Evolutionary Origin of Cells and Their General Features

Chapter 5 Membranes: The Interface between Cells and Their Environment

Chapter 6 How Cells Utilize Energy

Chapter 7 How Cells Capture Energy via Photosynthesis

Chapter 8 How Cells Communicate with Each Other and with the Environment

Chapter 9 The Information of Life: DNA and RNA Structure, DNA Replication, and Chromosome Structure

Chapter 10 The Expression of Genetic Information via Genes I: Transcription and Translation

Chapter 11 The Expression of Genetic Information via Genes II: Non-coding RNAs

Chapter 12 The Control of Genetic information via Gene Regulation

Chapter 13 Altering the Genetic Material: Mutation, DNA Repair, and Cancer

Chapter 14 How Eukaryotic Cells Sort and Transmit their Chromosomes: Mitosis and Meiosis

Chapter 15 Transmission of Genetic Information from Parents to Offspring I: Patterns that Follow Mendel's Laws

Chapter 16 Transmission of Genetic Information from Parents to Offspring II: Epigenetics, Linkage, and Extranuclear Inheritance

Chapter 17 The Simpler Genetic Systems of Viruses and Bacteria

Chapter 18 Genetic Technologies: How Biologists Study Genes and Genomes

Chapter 19 Evolution of Life I: How Populations Change from Generation to Generation

Chapter 20 Evolution of Life II: The Emergence of New Species

Chapter 21 How Biologists Classify Species and Study Their Evolutionary Relationships

Chapter 22 The History of Life on Earth and Human Evolution

Chapter 23 Diversity of Microbial Life: Bacteria, Archaea, Protists,and Fungi

Chapter 24 Microbiomes: Microbial Systems On and Around Us

Chapter 25 Plant Evolution: How Plant Diversification Changed Planet Earth

Chapter 26 Invertebrates: the Vast Array of Animal Life without a Backbone

Chapter 27 Vertebrates: Fishes, Reptiles and Mammals

Chapter 28 An Introduction to Flowering Plant Form and Function

Chapter 29 How Flowering Plants Sense and Interact with Their Environments

Chapter 30 How Flowering Plants Obtain and Transport Water, Mineral Nutrients, and Organic Compounds

Chapter 31 How Flowering Plants Reproduce and Develop

Chapter 32 General Features of Animal Bodies, and Homeostasis as a Key Principle of Animal Biology

Chapter 33 Neuroscience I: The Structure, Function, and Evolution of Nervous Systems

Chapter 34 Neuroscience II: How Sensory Systems Allow Animals to Interact with the Environment

Chapter 35 How Muscles and Skeletons are Adaptations for Movement,Support, and Protection

Chapter 36 Circulatory and Respiratory Systems: Transporting Solute sand Exchanging Gases

Chapter 37 Digestive Systems and Excretory Systems: Maintaining Nutrient, Water, and Energy balance and removing waste

Chapter 38 How Endocrine Systems Influence the Activities of all Other Organ Systems

Chapter 39 The Production of Offspring: Reproduction and Development

Chapter 40 Immune Systems: How Animals Defend Against Pathogens and Other Dangers

Chapter 41 Integrated Responses of Animal Organ Systems to a Challenge to Homeostasis

Chapter 42 Behavioral Ecology: the Struggle to Find Food, Mates and to Pass on Genes

Chapter 43 Population Growth and Species Interactions

Chapter 44 Communities and Ecosystems: Ecological Organization at Larger Scales

Chapter 45 Biomes: How Climate Affects the Distribution of Species on Earth

Chapter 46 The Age of Humans

Chapter 47 Biodiversity and Conservation Biology

The universe of knowledge… simplified

A study app that gets straight to the point.

Learn iconLearn

Quizzes, short videos, and chapter summaries. 

Learn iconLearn

Quizzes, short videos, and chapter summaries. 

Learn iconPrep

Flash cards and practice problems.

Learn iconPrep

Flash cards and practice problems.

track iconTrack

Track your progress and improve.

track iconTrack

Track your progress and improve your learning outcomes.

I like Sharpen because it helps me know what to focus on. The videos are easy to understand, and the quizzes help me feel prepared.

– Natalie M.

Follow Us

©2022 Sharpen. All Rights Reserved.