Muscle Cell Contraction

In this animated activity, learners examine muscle cell contraction and relaxation and consider the role of calcium ions.

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11.20.13

Last Updated 06.10.15
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this is very usefull!!

Posted by mingyang zu on 6/4/2009 12:00:00 AM Reply

Excellent! This animation really helped me see how it all works--its difficult to comprehend the workings of something so tiny, this really helped make it clear! Thanks!

Posted by Jenny Midbrod on 2/2/2009 12:00:00 AM Reply