Save
Upgrade to remove ads
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
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. Your email address is only used to allow you to reset your password. See 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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
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

Science Stuff

Science info for quiz 1

QuestionAnswer
Carbohydrates organic compound composed of carbon, hydrogen, and oxygen; used by living things as energy source
Lipids nonpolar molecules that are not soluble in water, includes fats and phospholipids
Proteins organic compound made up of amino acids
Nucleic Acids organic molecule made of nucleotides, makes up DNA and RNA
Monosaccharide one sugar
Polysaccharide many sugars
Disaccharide two sugars
acids Low pH, compound that increases the concentration of hydrogen ions
bases High pH, compound that decreases the concentration of hydrogen ions
Energy Capacity for doing work
Activation energy amount of energy required for starting a chemical reaction
enzyme substance that speeds up a chemical reaction, most are proteins
Solution homogenous mixture of two or more substances
Molecule A group of atoms held together by covalent bonds
Covalent bonds Chemical bonds that form when two or more atoms share electrons
Created by: joeysstuff
Popular Biology sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards