Save
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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
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

Diffusion

TermDefinition
Active Transport The movement of molecules across a membrane from lower to higher concentration, using ATP
ATP Produced in the mitochondria, it is a molecule that is the source of an organism's energy
Cell Membrane Made of lipids and proteins, it regulates what enters and exits a cell
Diffusion Passive movement of materials across a membrane from high to low concentration requiring no energy
Glucose The most common sugar used by organisms for cellular respiration
Indicator A chemical that causes an observable change that shows the presence of another substance
Osmosis The diffusion of water across a membrane
Passive transport The movement of molecules across a membrane from high to low concentration
Semi-permeable Ability of a membrane to allow some but not all substances to pass through
Stain Any chemical that makes parts of the specimen under the microscope more visible
Starch A large carbohydrate composed of simple sugars that is involved in evergy storage in an organism
Created by: hhazzard
 

 



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