Immunology
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A collection of videos and experiments that are suitable for Biology.
TCR-APC Interaction
This video describes the process by which an antigen presenting cell interacts with a T cell.
This video describes the cellular signaling that takes place with the T cell receptor.
The uptake of bacteria by phagocytes is an active process, which requires the triggering of specific receptors on the phagocyte. Fc receptors, which bind antibody-coated bacteria, are one of the receptors capable of triggering phagocytosis.
Try out our new and fun Fraction Concoction Game.
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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