Amoeba Sisters
Lymphatic System
Explore the lymphatic system with the Amoeba Sisters! This introduction talks about lymph, the general way lymph travels in the lymphatic system, primary and secondary lymphoid organs and tissues, general functions of the lymphatic...
Amoeba Sisters
Evolution
Explore the concept of biological evolution with the Amoeba Sisters! This video mentions a few misconceptions about biological evolution before providing a general definition. Then this video provides a description of four different...
Bozeman Science
The Hierarchy of Life
Paul Andersen explains how biology is ordered in the hierarchy of life. He first of all describes how emergent properties appear as you move to more inclusive systems. The then describes life at the following levels; atom, molecule,...
Amoeba Sisters
Cell Organelles and Structures Review
Join Pinky and Petunia of the Amoeba Sisters in a review game video! This video provides clues for the viewer to guess the cell organelle or structure before revealing it. As a bonus, towards the end of the video, you'll have the...
Amoeba Sisters
Human Body Systems Overview (Updated 2024)
Explore 11 human body systems with the Amoeba Sisters in this updated video (2024). This video focuses on general functions for the following systems (and also provides a few structure examples): Circulatory, Digestive, Endocrine,...
Bozeman Science
Anatomy and Physiology
Paul Andersen introduces Anatomy and Physiology in this podcast. He starts by describing how the form of an object fits the function. He then explains the themes of homeostasis and hierarchy. He describes the four major types of tissues;...
Amoeba Sisters
Genetic Engineering
Explore an intro to genetic engineering with The Amoeba Sisters. This video provides a general definition, introduces some biotechnology tools that can be used in genetic engineering, and discusses some related vocabulary (such as...
PBS
Cosmic Microwave Background Challenge | Space Time | PBS Digital Studios
If a photon leaves the train station shortly after the Big Bang ...
PBS
What’s Wrong With the Big Bang Theory? | Space Time | PBS Digital Studios
Now that we have a primer on the aspects of the Big Bang Theory that we know definitely happened, let’s look further into what we don’t yet know, and how the theory could progress in the future. Since there is a discrepancy between...
PBS
Will the Universe Expand Forever?
Throughout history, there has been much speculation about what the fate of the universe would be. Many theorized that the universe would eventually succumb to the pull of gravity, and reverse its expansion in what was being called ‘The...
Amoeba Sisters
Skeletal System
Join the Amoeba Sisters on this introduction to the human Skeletal System! This video first introduces several types of skeletal systems found in different organisms before focusing on the human endoskeleton. Then, this video takes a...
Amoeba Sisters
Punnett Squares and Sex-Linked Traits (UPDATED)
Explore how to solve Punnett squares that involve sex-linked traits, specifically focusing on X-linked traits. Video has a resource available here https://www.amoebasisters.com/handouts This 2023 UPDATED sex-linked traits Amoeba Sisters...
Amoeba Sisters
Biomolecules (Updated 2023)
Explore the four biomolecules and their importance for organisms and the structure and function of their cells! This 2023 UPDATED Biomolecules Amoeba Sisters video has some more detail and improved art from the 2016 Amoeba Sisters...
Amoeba Sisters
Animals: Tour of 9 Phyla
Join the Amoeba Sisters in exploring some general animal characteristics, major vocabulary used in classifying animals (such as symmetry, protostome vs deuterostome, cephalization, and coelom), and take a general tour of 9 major animal...
SciShow
How Giant Creatures Eat Tiny Meals: 5 Fabulous Filter Feeders
Some of the largest creatures that have ever lived on earth thrive by eating tiny prey. Why don’t they eat bigger fish, and how can they even consume these things they can barely see? Here are 5 creatures that grow to be giants by eating...
Amoeba Sisters
Skeletal System
Join the Amoeba Sisters on this introduction to the human Skeletal System! This video first introduces several types of skeletal systems found in different organisms before focusing on the human endoskeleton. Then, this video takes a...
Bozeman Science
Cooperative Interactions
Paul Andersen emphasizes the importance of cooperation in living systems. He starts with a brief description of game theory and why countries at peace do better over the long term. He then explains how microscopic cells cooperate in the...
Bozeman Science
Why Are Cells Small?
The lower half of Mr. Andersen's head explains why cells are small. This video begins with a simple geometry problem and ends with a discussion of Allen's Rule and reasoning for the microscopic nature of cells.
Bozeman Science
The New AP Biology Exam - A User's Guide
In this video Paul Andersen describes the new AP Biology Exam. This exam will be given for the first time in May of 2013 and will be different from all previous exams. In this video Paul Andersen describes the scoring and the two parts...
Bozeman Science
Blended Learning Cycle
Paul Andersen explains how he is using the blended learning cycle in his science classroom. This cycle moves through the following steps; QUestion, Investigation/Inquiry, Video, Elaboration, Review and Summary quiz
Bozeman Science
Evolutionary Significance of Cell Communication
Paul Andersen describes how cell communication is used in both single-celled and multicellular organisms. He starts by describing the symbiotic relationship between the bobtail squid and the bacteria Vibrio fisheri. He explains how...
Bozeman Science
Viral Replication Simulation
Paul Andersen explains a viral replication simulation that he created for his AP Biology class. He used Google docs to keep track of viral strains, Moodle messaging to pass the virus from student to student, and dice to generate mutation...
SciShow
How Giant Creatures Eat Tiny Meals: 5 Fabulous Filter Feeders
Some of the largest creatures that have ever lived on earth thrive by eating tiny prey. Why don’t they eat bigger fish, and how can they even consume these things they can barely see? Here are 5 creatures that grow to be giants by eating...
Bozeman Science
AP Biology Test: A User Guide
Mr. Andersen describes the two portions of the AP Biology Test. Tips for answering multiple choice and free response questions are included. Sample questions from old AP tests are also included.