Cell Biology
Videos and experiments that are suitable for Biology.
Here we look at Apoptosis, ATP Synthase, A Molecular Turbine, Bacterial Flagellum and Beating Heart Cell.
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More Lessons for Biology
Math Worksheets
Apoptosis
Apoptosis in detail - Mitochondrial Intrinsic & Extrinsic Pathways of Apoptosis.
ATP Synthase - A Molecular Turbine
ATP synthaes is a molecular machine that works like a turbine to convert the energy stored in a proton gradient into chemical energy stored in the bond energy of ATP. This video shows how it works.
Bacterial Flagellum
This video describes how bacteria use flagella to propel themselves through their environment.
Beating Heart Cell
This video shows the contraction of a single heart muscle cell in a cell culture.
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Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
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