Looking for free content to use with your textbook? You’ve come to the right place!
Get Free Content to Use with Elevate Science – Life
Khan Academy is a nonprofit with thousands of free videos, articles, and practice questions for just about every skill.
No ads, no subscriptions – just 100% free, forever.
| Living Things in the Biosphere |
| Lesson 1: Living Things |
| Lesson 2: Classification Systems |
| Lesson 3: Viruses, Bacteria, Protists, and Fungi |
| Lesson 4: Plants and Animals |
| The Cell System |
| Lesson 1: Structure and Function of Cells |
| Lesson 2: Cell Structures |
| Lesson 3: Obtaining and Removing Materials |
| Lesson 4: Cell Division |
| Lesson 5: Photosynthesis |
| Lesson 6 Cellular Respiration |
| Human Body Systems |
| Lesson 1: Body Organization |
| Lesson 2: Systems Interacting |
| Lesson 3: Supplying Energy |
| Lesson 4: Managing Materials |
| Lesson 5: Controlling Processes |
| Reproduction and Growth |
| Lesson 1: Patterns of Reproduction |
| Lesson 2: Plant Structures for Reproduction |
| Lesson 3: Animal Behaviors for Reproduction |
| Lesson 4: Factors Influencing Growth |
| Ecosystems |
| Lesson 1: Living Things and the Environment |
| Lesson 2: Energy Flow in Ecosystems |
| Lesson 3: Cycles of Matter |
| Populations, Communities, and Ecosystems |
| Lesson 1: Interactions in Ecosystems |
| Lesson 2: Dynamic and Resilient Ecosystems |
| Lesson 3: Biodiversity |
| Lesson 4: Ecosystem Services |
| Genes and Heredity |
| Lesson 1: Patterns of Inheritance |
| Lesson 2: Chromosomes and Inheritance |
| Lesson 3: Genetic Coding and Protein Synthesis |
| Lesson 4: Trait Variations |
| Lesson 5: Genetic Technologies |
| Natural Selection and Change Over Time |
| Lesson 1: Early Study of Evolution |
| Lesson 2: Natural Selection |
| Lesson 3: The Process of Evolution |
| Lesson 4: Evidence in the Fossil Record |
| Lesson 5: Other Evidence of Evolution |