Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards
share
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

da Science

QuestionAnswer
what is cell theory?? the theory that states that all living things are made of one or more cells, the cell is the smallest unit of life, and all new cells come from preexisting cells.
what are macromolecules?? substance that forms from joining many small molecules together
what is a nucleic acid a macromolecule that forms when long chains of molecules called nucleotides join together.
what is a protein a long chain of amino acid molecules; contains carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
what is a lipid a large macromolecule that does not dissolve in water.
what is a carbohydrate?? a macromolecule made up of one or more sugar molecules, which are composed of carbon, hydrogen, and oxygen; usually the body's major source of energy
what is a cell membrane? a flexible covering that protects the inside of a cell from the environment outside the cell.
What are the 6 characteristics of life? organized, grow and develop, reproduce, respond, maintain certain internal conditions, and use energy.
what are all the classification systems? systematics ,
What are the 6 characteristics of life? organized, grow and develop, reproduce, respond, maintain certain internal conditions, and use energy.
Created by: Joel ANthony