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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

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.
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

Unit 11 Science


cell the smallest unit of an orginism
nucleus a structure found in eukaryotic cells
eukaryotic a cell containing a membrane
prokaryotic a cell lacking a nucleus
unicellular an organism made up of one cell
multicellular an organism made of more than one cell
classification the process of grouping things
taxonomy the branch of science that formally names and classifies orginisms
domain the highest and largest rank of grouping
bacteria prokaryotic single celled orginism
archaea prokaryotic single celled orginism
eukarya an organism with cells that contain a nucleus
kingdom a taxonomic rank below domain
autotroph an organism that is able to make its own food
heterotroph an organism that cannot make its own food
asexual a method of reproduction that requires only one parent
sexual a method of reproduction that requires both male and female parent
cell theory all living organisms are made of 1 or more cells
Created by: rpetty01