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.
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

Bio Ch 4

virus and bacteria

Antibiotic is chemical substance that kill or slow the growth of bacteria
Asexual Reproduction is the reproducing of a living thing from only 1 parent
Bacteria is very small one-celled monerans
Biotechnology is the use of living things to solve practical problems
Blue - green bacteria is small, one-celled monerans that contain chlorophyll and can make their own food
Capsule is a sticky outer layer produced by bacteria
Colony a group of similar cells growing next to each other that do not depend on each other
Communicable disease those that can be passed from one organism to another
Decomposer living things that get their food from breaking down dead matter into simpler chemicals
Endospore a thick wall structure that forms inside a bacterial cell
Fission the process of one organism dividing into two organisms
Flagellum a whip-like thread used for movement by bacteria
Host an organism that provides food for a parasite
Interferon is a chemical substance that interferes with the way viruses reproduce
Koch’s Postulates steps for providing that a disease is caused by a certain microscopic organism
Parasite in organism that lives in or on another living thing and gets food from it
Pasteurization the process of heating milk to kill harmful bacteria
Saprophytes organisms that use dead materials for food
Vaccines substances made from weakened or dead virus that protect you against certain diseases
Virus a chromosome like part surrounded by a protein coat
Created by: hockettd