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"ancient bacteria"
-ancient prokaryotic bacteria that tend to live in the most extreme environments. |
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| prokaryotic single-celled organisms |
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| a spherical shape of bacteria |
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| a whip like tail used for motility (movement) |
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| the way in which bacteria reproduce (essentially it is copying of the DNA and dividing one cell into two cells) |
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| a group of photosynthetic bacteria |
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| a process where you use bacteria to remove pollutants from water, air or soil. |
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| bacteria or other micro-organisms that cause disease |
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| a non living pathogen consisting of a DNA head and injection like tail. |
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| the method of virus replication where the virus takes over a cell and reproduces until it bursts the host cell wide open. |
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| the method of viral replication where the viral DNA is incorporated into the host cell DNA. |
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| a virus that takes RNA in a virus and does reverse transcription to create viral DNA |
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| deactivated /small pieces of pathogens that stimulate the immune system to defend against the actual pathogen. |
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| diseases that are caused by pathogens |
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| barriers that do not distinguish one invader from another (ex. skin) |
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| a nonspecific defense characterized by redness, heat, swelling, and pain. |
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| when your body is resistant to the pathogen that causes a specific disease. |
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Definition
large marker molecule (usually a protein) that provokes an immune response
(these are markers on the outside of invading cell surfaces or viruses)
name comes from "antibody-generating" |
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Term
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Definition
proteins found on the surface of certain white blood cells (or blood plasma) that attach to particular antigens.
antibodies work by tagging invaders so that they can be destroyed |
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| type of immunity that originates from B cells |
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| when T-cells attack host cells that contain multiplying bacteria or viruses |
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whenever your body produces antibodies against infection
ex. vaccines or getting a disease that makes you immune from other similar diseases (cowpox/chickenpox) |
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when your body receives antibodies for a particular disease from another source
ex. mother & fetus |
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| abnormal over-sensitivity to an otherwise non-harmful antigen called an allergen. |
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when the body cannot distinguish between itself and an invader sometimes it turns on its own molecules.
ex. lupus, multiple sclerosis |
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