all living things are composed of cells; cells are the basis unit of living organisms; cells come from existing cells
studied plant cells; named them "cells"
studied animal cells; first to observe living cells
the smallest unit of matter that can carry on life processes
internal cell structures that perform a specific function
"true" cells having a nucleus and membrane bound organelles
primitive cells lacking a membrane bound nucleus and organelles
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.