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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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.

Remove ads
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

Viruses & Bacteria

Virus & Bacteria vocabulary

host cell living cell in which a virus can actively multiply or in which a virus can hide until activated by environmental stimuli
virus a strand of hereditary material surrounded by a protein coating
aerobe any organism that uses oxygen for respiration
anaerobe any organism that is able to live without oxygen
antibiotic chemicals produced by some bacteria that are used to limit the growth of other bacteria
endospore thick-walled, protective structure produced by some bacteria when conditions are unfavorable for survival
fission simplest form of asexual reproduction in which two new cells are produed with genetic material identical to each other and identical to the previous cell
flagella/flagellum long, thin whiplike structure that helps organisms move through moist or wet surroundings
nitrogen-fixing bacteria bacteria that convert nitrogen in the air into forms that can be used by plants and animals
pathogen disease-producing organism
saprophyte organism that uses dead organisms as a food source and helps recycle nutrients so they are available for use by other organisms
toxin poisonous substance produced by some pathogens
vaccine preparation made from killed bacteria or damaged particles from bacterial cell walls or viruses that can prevent some bacterial and viral diseases
Created by: mrskrause