Create an account
Properties of living things
Order, Regulate, Grow and Develop, Obtain and use energy, Respond to the environment, Reproduce, Evolve
How organisms obtain and use energy
either by consuming other organisms or photosynthesis in the case of plants
The difference between nutrients and energy in an ecosystem
nutrients cycle through organisms but energy flows through organisms, ends up being lost as heat and does not return to the system
a group of organisms of the same species that are living together in the same area at the same time
Similarities of all cells
contain DNA and ribosomes, have a membrane surrounding them, came from other cells
The three stages of Natural Selection
Overproduction and competition, individual variation is passed from generation to generation, unequal reproductive success
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
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.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together