Muscle contraction power point presentation

I need to do a 25 slide of PowerPoint about Muscle Contraction.
I must submit 5 slides each week, so I should go from the beginning to the end, but the topic is subdivided into 5 pages each. contact me for more info about it.
Instructions are the following
https://www.google.com/search?q=rules+for+powerpoint+slides&rlz=1C1GCEA_enUS905US905&oq=riles+for+powerpoint&aqs=chrome.3.69i57j0l7.10305j1j15&sourceid=chrome&ie=UTF-8 This is a site that is very informative for "Rules for Powerpoint"