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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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

Cell Structures

Biology I-8

organelle structures in cytoplasm of eukaryote cells
cell membrane barrier around ALL cells that regulates what goes in and out
ribosome protein building structures
cytoplasm fluid matrix inside all cells
nucleus (cell) contains DNA in eukaryote cells
prokaryote cell without nucleus or organelles; bacteria
eukaryote cell with nucleus and organelles; not bacteria
mitochondria site of cell respiration to make ATP ( energy) from macromolecules
vesicle sac of chemicals like enzymes, hormones, proteins, etc in a cell
central vacuole large organelle that stores fluids in plant cells
chloroplast site of photosynthesis to make carbohydrates using water, carbon dioxide and energy from light
cell wall rigid boundary outside the cell membrane of plant and fungi cells and some unicellular organisms
gene expression the activity levels of the genes turned on in a cell or organism
Created by: strawend



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:
restart all cards