Life Science- Bacteria, Viruses, and Immunity
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32 terms
Terms | Definitions |
|---|---|
 Leeuwehoek | Who discovered bacteria? |
| almost anywhere | Where is bacteria found? |
| sphere (cocci), rod (baccilli), spiral (spirilla) | What three shapes do bacteria come in? |
| move cell | What does flagella do? |
| destroy it | The capsule protects the cell from cells that... |
| fission | How do bacteria reproduce? |
| divides | Fission is when a cell... |
| aerobes | What are producer bacteria called? |
| anaerobe | What are consumer bacteria called? |
| no | Do anaerobes need oxygen? |
| yes | Do aerobes need oxygen? |
| saprophytes | What kind of bacteria breaks down dead organisms? |
| nitrogen- fixing bacteria | What kind of bacteria changes nitrogen into a form that we can use? |
| toxin | What is a poisonous substance produced by bad bacteria? |
| food poisoning | What is botulism? |
| pasteurization | What is the process of heating food to kill bacteria? |
| pathogens | What are organisms that cause disease? |
| virus | What is a strand of hereditary material surrounded by a protein coating called? |
| no | Is a virus living? |
| no | Does a virus have organelles? |
| electron microscope | What kind of microscope do you need to use to see a virus? |
| host cell | What is a cell called that is attacked by a virus? |
| host cell | Where do viruses reproduce? |
| active virus | A virus that reproduces and destroys cells is called... |
| latent virus | A virus that injects its heredity into a cell and changes it is a... |
| Edward Jenner | Who came up with the first vaccine? |
| vaccine | What is an injection of a damaged cell particle called? |
| antigen | What is a molecule that is foreign to the body? |
| antibody | What is a protein that is made in response to a specific antigen? |
| lymphocyte | What is a white blood cell with a round nucleus? |
| active immunity | What is it called when your body builds its own defenses? |
| passive immunity | What is it called when your body is given defenses? |
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