Bozeman Science
AP Biology Lab 5: Cellular Respiration
Paul Andersen explains how a respirometer can be used to measure the respiration rate in peas, germinating peas and the worm. KOH is used to solidify CO2 produced by a respiring organism.
Bozeman Science
Cellular Respiration Lab Walkthrough
Mr. Andersen walks you through the cellular respiration lab.
Curated Video
Capillary Action
Water is added to dry and bent matchsticks to let us see capillary action at work. The wood absorbs the water causing the matchsticks to straighten. Biology - Plants - Learning Points. Water is a polar molecule because the electrons are...
Curated Video
Iron and Luminol
We use potassium ferricyanide and luminol indicator to show how forensic scientists detect blood at crime scenes. The luminol indicator contains luminol, sodium hydroxide and hydrogen peroxide. When luminol comes into contact with the...
Curated Video
Lab – Factors that Affect Enzymes
Visual demonstration of the lab factors that affect enzymes
Professor Dave Explains
Common Scientific Glassware and the Undergraduate Chemistry Laboratory
Before we dive into all kinds of fascinating chemistry laboratory techniques, we should familiarize ourselves with all the different equipment we will be using to perform these techniques. The chemistry lab is full of neat-looking...
Professor Dave Explains
Pipettes and Standard Solutions
We are just about ready to do some interesting experiments, but first we need to learn about a very important instrument, pipettes. These are used to transfer specific amounts of liquid from one vessel to another, and there are many...
FuseSchool
How To Do Titrations
Learn how to carry out titration experiments. In this video, you will learn what apparatus needs to be used to conduct a titration, including pipettes, burettes and conical flasks. Titration experiments enable us to work out the exact...
Professor Dave Explains
Column Chromatography
Looking at column chromatography as a separation technique.
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Ebola Protein Lab
Institute of Protein Design at the University of Washington where researchers work to develop proteins that will interfere with the protein structure of the Ebola virus, making it impossible for it to replicate. They use ideas generated...
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dna chain structure
Abstract glittering DNA double helix with depth of field, science animation of DNA construction, genom futuristic footage, conceptual design of genetics information, 4K computer generated animation
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Laboratory assistent works with the red reagent
Laboratory assistent works with the red reagent
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dna chain structure
Abstract glittering DNA double helix with depth of field, science animation of DNA construction, genom futuristic footage, conceptual design of genetics information, 4K computer generated animation
Getty Images
dna chain structure
Abstract glittering DNA double helix with depth of field, science animation of DNA construction, genom futuristic footage, conceptual design of genetics information, 4K computer generated animation
Getty Images
dna chain structure
Abstract glittering DNA double helix with depth of field, science animation of DNA construction, genom futuristic footage, conceptual design of genetics information, 4K computer generated animation
Getty Images
Universal indicator solution added to distilled water. Distilled water is chemically neutral, being neither acidic nor alkaline. Universal indicator turns green-yellow in neutral solutions
Universal indicator solution added to distilled water. Distilled water is chemically neutral, being neither acidic nor alkaline. Universal indicator turns green-yellow in neutral solutions
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Universal indicator solution demonstration, showing colour changes. Universal indicator turns red in acids, purple in alkalis, and green-yellow in neutral water
Universal indicator solution demonstration, showing colour changes. Universal indicator turns red in acids, purple in alkalis, and green-yellow in neutral water
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CU PAN Lab technician using micro-pipette in fume hood at Cancer research Healthcare medicine Industry DNA sequencing Laboratory / Vancouver, BC, Canada
CU PAN Lab technician using micro-pipette in fume hood at Cancer research Healthcare medicine Industry DNA sequencing Laboratory / Vancouver, BC, Canada
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dna chain structure
Abstract glittering DNA double helix with depth of field, science animation of DNA construction, genom futuristic footage, conceptual design of genetics information, 4K computer generated animation
Getty Images
MS PAN Lab technician using micro-pipette in fume hood at Cancer research Healthcare medicine Industry DNA sequencing Laboratory / Vancouver, BC, Canada
MS PAN Lab technician using micro-pipette in fume hood at Cancer research Healthcare medicine Industry DNA sequencing Laboratory / Vancouver, BC, Canada
Getty Images
MS PAN Lab technicians using micro-pipette in fume hood at Cancer research Healthcare medicine Industry DNA sequencing Laboratory / Vancouver, BC, Canada
MS PAN Lab technicians using micro-pipette in fume hood at Cancer research Healthcare medicine Industry DNA sequencing Laboratory / Vancouver, BC, Canada