Unit 1 - Characteristics of Life & the Basic Unit of Life

Characteristics of Life (7:56, Amoeba Sisters)

Homeostasis and Negative/Positive Feedback (6:24, Amoeba Sisters)

Prokaryotic vs. Eukaryotic Cells (5:27, Amoeba Sisters)

Biology: Cell Structure (7:21, cell animation)

Introduction to Cells: The Grand Tour (9:26, Amoeba Sisters)

Eukaryopolis - The City of Animal Cells (11:34, CrashCourse)

Unit 2 - Chemistry of Life

Parts of an Atom (2:23, FuseSchool)

Properties of Water (6:50, Amoeba Sisters)

Water: Liquid Awesome (11:16, CrashCourse)

Enzymes (Updated) (5:46, Amoeba Sisters)

Biological Molecules - You Are What You Eat (14:08, CrashCourse)

Diffusion and Osmosis - Membranes and Transport (Khan Academy, 18:58)

In Da Club - Membranes & Transport (11:17, CrashCourse)

Biology: Cell Transport (2:02, cell animation)

Cell Transport (Amoeba Sisters, 7:49)

Unit 3 - Matter and Energy in Living Systems

Food Webs and Energy Pyramids (5:48, Amoeba Sisters)

Links in the Chain (10:09, CrashCourse)

Unit 4 - Ecosystems: Stability and Change

Human Population Through Time (6:24, American Museum of Natural History)

Ecological Relationships (6:49, Amoeba Sisters)

Symbiosis: Mutualism, Commensalism, and Parasitism (5:16, Untamed Science)

Ecological Succession (6:23, Amoeba Sisters)

Unit 5 - Cells: Stability and Change

The Cell Cycle (and Cancer) (9:19, Amoeba Sisters)

Cell Cycle and Mitosis [3D Animation] (6:20, McGraw-Hill)

Mitosis: The Amazing Cell Process that Uses Division to Multiply! (8:27, Amoeba Sisters)

Mitosis: Splitting Up is Complicated (10:47, CrashCourse)

Unit 6 - The Structure and Function of DNA

What is DNA and How Does it Work? (5:23, Stated Clearly)

DNA Structure and Replication (12:59, CrashCourse)

DNA Replication: The Cell's Extreme Team Sport (7:59, Amoeba Sisters)

DNA Replication - 3D (3:28, Your Genome)

From DNA to protein - 3D (2:41, Your Genome)

Unit 7 - Genetics and Heredity

What is a gene? (4:56, Stated Clearly)

How Mendel's Pea Plants Helped Us Understand Genetics (3:07, Ted Ed)

Incomplete Dominance, Codominance, Polygenic Traits, and Epistasis! (7:12, Amoeba Sisters)

Multiple Alleles (ABO Blood Types) and Punnett Squares (7:05, Amoeba Sisters)

Pedigrees (6:08, Khan Academy)

Unit 8 - Evidence for Evolution

What is evolution? (8:52, Stated Clearly)

Evolution: It's a Thing (11:44, Crash Course)

What is Natural Selection? (9:18, Stated Clearly)

What is the Evidence for Evolution? (11:21, Stated Clearly)

Evidence for Evolution (12:59, Khan Academy)

Unit 9 - Patterns of Evolution

Natural Selection (12:44, CrashCourse)

Does the Theory of Evolution really matter? (9:53, Stated Clearly)

Population Genetics: When Darwin Met Mendel (11:04, CrashCourse)

Speciation (7:33, Amoeba Sisters)

Speciation: Of Ligers and Men (10:25, CrashCourse)

Genetic Drift (4:38, Amoeba Sisters)

Unit 10 - Human Impacts on the Environment