High School Biology Unlocked focuses on giving you a wide range of lessons to help increase your understanding of biology. With this book, you'll move from foundational concepts to a look at the way biology affects your life every day. End-of-chapter drills will help test your comprehension of each facet of biology, from molecules to mammals. Don't feel locked out!

Everything You Need to Know About Biology.
- Complex concepts explained in straightforward ways
- Walk-throughs of the ins and outs of key biology topics
- Clear goals and self-assessments to help you pinpoint areas for further review
- Guided examples of how to solve problems for common topics

Practice Your Way to Excellence.
- 100+ hands-on practice questions, seeded throughout the chapters and online
- Complete answer explanations to boost understanding
- Bonus online questions similar to those you'll find on the AP Biology Exam and the SAT Biology E/M Subject Test

High School Biology Unlocked covers:
- The Nature of Science
- Biomolecules and Processing the Genome
- Cells and Cellular Energy
- The Human Body
- Genetics
- Diseases
- Plants
- Ecology
- Biological Evolution
... and more!