Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

7th Chapter 1

Living Things

organism living things
cell basic unit of structure and function in an organism
unicellular a single celled organism
multicellular organisms composed of many cells
stimulus a change in an organisms surrounding that causes the organism to react
response an organism reacts to stimulus with a change in behavior
development the process of change that occurs during an organisms life to produce more complex organisms
spontaneous generation mistaken idea that living things that can arise from nonliving sources
controlled experiment a scientist carries out two tests that are identical in every respect except for one factor
autotroph organisms that make their own food
heterotroph organisms that cannot make their own food
homeostasis the ability to maintain stable internal conditions
nucleus a dense area in the cell that contains nucleic acids. The brain of the cell
prokaryote organisms whose cells lack a nucleus
eukaryote organisms with cells that contain nuclei
Created by: jamimurray