Science Friday Initiative
Science Friday: Building Synthetic Tissues From Water Droplets?
Researchers turned tiny water droplets into cooperating networks that can change shape and pass electrical signals.
Bozeman Science
Bozeman Science: Ap Biology Labs Part 1
Paul Andersen details the first 7 of 13 labs in the AP Biology Curriculum. The following topics are all covered: Artificial Selection, Hardy-Weinberg Equilibrium, Comparing DNA using BLAST, Diffusion and Osmosis, Photosynthesis,...
Bozeman Science
Bozeman Science: Ap Biology Labs Part 2
Paul Andersen explains the final 6 of 13 AP Biology Labs. The following topics are included: Transformation, Restriction Analysis of DNA, Energy Dynamics, Transpiration, Animal Behavior, and Enzyme Activity.
Bozeman Science
Bozeman Science: Meselson Stahl Experiment
Paul Andersen explains how the Meselson-Stahl experiment was used to prove that DNA copied itself through a semi-conservative process. They grew E. coli in a medium containing heavy nitrogen (N-15). They then added the E. coli to a...
Bozeman Science
Bozeman Science: Water Potential
In this video, Paul Andersen defines water potential and explains how it can be calculated in a simple system. He explains how water can moved through osmosis and break down the two major parts of water potential (solute potential and...
Exploratorium
Exploratorium: Cellular Structure and Function
Through the use of photos and videos, the different types of cell structure and function are examined in this colorful and informative site.