Bio discussion need 150words

Once there, in your book or LearnSmart Module for Chapter 3.  Choose a topic from the material in those chapters and go to the internet to do some research and post a minimum of 150 words about that topic.  Be sure to create a clickable link (highlight, click the chain icon above, put web address in box) to the page that you found.  It may not be a .com or .net website.

I've decided to go for "How Cells Are Organized." I want you to figure out the mechanism behind the How Cells Are Organized. 

I need some definition and  simple examples, and I need proof that my writing is true.

So please attach one source and include a site link.

I need 150 words.

Please do follow the instruction written above thank you!