Catalyst University
Microbiology Lab | The Capsule Stain
This video covers: 1) What is a capsule? 2) Interpreting Microscope Image
Catalyst University
Microbiology Lab | The Endospore Stain
This video covers: 1) What is a capsule? 2) Interpreting Microscope Image
Catalyst University
The Central Dogma of Biology | Transcription & Translation: The Basics
This video explores the Central Dogma of Molecular Biology (Transcription & Translation) at an introductory or general biology level.
Bozeman Science
Bozeman Science: The New Ap Biology Exam a Users Guide
In this video user guide, science teacher, Paul Andersen, describes the scoring and the two parts of the new AP Biology Exam which is different from all previous exams. [13:09]
Bozeman Science
Bozeman Science: The Ap Biology 2013 Exam
Science teacher, Paul Andersen, reflects on the 2013 AP Biology Exam. [4:41]
Khan Academy
Khan Academy: Thomas Hunt Morgan and Fruit Flies
Thomas Hunt Morgan's pioneering fruit fly work that helped validate the chromosomal theory of inheritance.
Khan Academy
Khan Academy: Surface Area to Volume Ratio of Cells
Seeing that the surface area to volume ratio of cells generally decreases as cells get larger, making the exchange of resources, waster and heat more and more difficult.
Khan Academy
Khan Academy: Treating Hiv: Antiretroviral Drugs
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT related content. These videos do not provide medical advice and are for...
Khan Academy
Khan Academy: Water Potential Example
This worked example by Sal Khan calculates the water potential of potato squares based on placing them in various concentrations of sucrose solutions. [6:44]
Bozeman Science
Bozeman Science: Apb Practice 1 Models & Representations
In this video, Paul Andersen explains the importance of models and visual representations in an AP Biology class. Science practices are overarching skills and knowledge required to be successful in an AP Biology classroom. Models for...
Bozeman Science
Bozeman Science: Apb Practice 2 Using Mathematics
Paul Andersen explains how to use mathematics appropriately. He begins by emphasizing the important role that mathematics plays in the life sciences today and in that the future. He describes important mathematical equations in each of...
Bozeman Science
Bozeman Science: Apb Practice 3 Scientific Questioning
Paul Andersen explains how to formulate questions to guide discussions and investigations. He starts by describing the proper type of questions that should be asked in an AP Biology classroom. He gives four examples of questions that...
Bozeman Science
Bozeman Science: Apb Practice 7 Scales, Concepts & Representations
In this video, Paul Andersen explains the final AP Biology practice on connecting knowledge. The video begins with an introduction to interdisciplinary studies and how science is changing over time. He describes differences of scale in...
Bozeman Science
Bozeman Science: Chi Squared Test
Paul Andersen shows you how to calculate the ch-squared value to test your null hypothesis. He explains the importance of the critical value and defines the degrees of freedom. He also leaves you with a problem related to the animal...