Cell Theory, Form, and Function: Introduction - Infoplease
Cell Theory, Form, and Function: Introduction,
Infoplease,com,

"Deep inside you, on your surface, and all parts in between, fundamental functional units called cells are busy 24/7 keeping your body in a living condition. Curiously, we aren't really in charge of their behavior!"

Read more: Cell Theory, Form, and Function: Introduction — Infoplease.com http://www.infoplease.com/cig/biology/cell-theory-form-function.html#ixzz0wRNU8rPI
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