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Bio CH4
Biology CH4 Viruses and Monerans
Term | Definition |
---|---|
antibiotic | chemical substances that kill or slow the growth of bacteria |
asexual reproduction | the reproducing of a living thing from only one parent |
bacteria | very small, one-celled monerans |
biotechnology | the use of living things to solve practical problems |
blue-green bacteria | small, one-celled monerans that contain chlorophyll and can make their own food |
capsule | 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 | diseases that can be spread from one organism to another |
decomposer | living things that get their food from breaking down dead matter into simpler chemicals |
endospore | a thick-walled structure that forms inside a bacterial cell |
fission | the process of one organism dividing into two organisms |
flagellum | a whiplike thread used for movement by bacteria |
host | an organism that provides food for a parasite |
interferon | a chemical substance that interferes with the way viruses reproduce |
Koch’s postulates | steps for proving that a disease is caused by a certain microscopic organism |
parasite | an organism that lives in or on another living thing and gets food from it |
pasteurization | the process of heating milk to kill harmful bacteria |
saprophyte | organisms that use dead materials for food |
vaccine | substances made from weakened or dead viruses that protect you against certain diseases |
virus | a chromosome-like part surrounded by a protein coat |