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Bacteria And viruses

bacteria and viruses and other stuff

What does aerobe mean? organism that uses oxygen for respiration.
What is anaerobe? organism that is adapted to live without oxygen.
Most bacteria is anaerobe or aerobe? Most bacteria is aerobe.
Where do some anaerobic bacteris live? Some live in intestines of humans
Who discovered Bacteria? Antonie Van Leeuwenhoek
What are the 2 kingdoms of bacteria? Archeabacteria and Eubacteria (most bacteria are eubacteria)
What do all bacteria have? Cytoplasm, Chromosomes or hereditary material and cell wall, cell membrane,ribisomes
What are some extra features that bacteria can have? flagellum and a slime layer ( which helps protect it from other cells)
What are the 3 types of Bacteria? spirillum-spiralcoccus-circle/spherebaccilus-rod shaped
What are the differences between producer and consumer bacteria? Producer: makes own food, chlorophyl makes food, food made by energy from sun, chemical reactions used.Consumer: dont make their own food, break down dead organisms to obtain energy.
What are some characteristics for Eubacteria? it is the larger kingdom, includes cyanobacteria(yellow, black,red) produce oxygen as waste
What are some treatments for bacterial diseases? antibiotics and sometimes vaccines.
What are some good bacteria? antibiotics, saprophyte, nitrogen-fixing bacteria
What are some bad bacteria? pathogens (which produces toxins)
What is a pathogen? any organism that causes disease
What are toxins? poisonous substances made by pathogens. botulism is an example of a disease made by toxins
What are some diseases made by pathogens and toxins? strep throat, diphtheria, tetanus, whooping cough and anthrax
What is the 1st step of a virus reproducing? 1. virus attaches to specific host cell
What is the 2nd step of a virus reproducing? 2. Virus's hereditary material enters the host cell.
What is the 3rd step of virus reproducing? 3. Virus's hereditary material causes the cell to make viral hereditary materials and proteins.
What is the 4th step of virus reproduction? 4. New virus form inside the host cell.
what is the 5th step of virus reproduction? new viruses are revealed as the host cell bursts open
What does latent mean? when an organism duplicates dna but doesnt multiply.
What is an active virus? when a virus causes the host cell to make new viruses and destroys the host cell.
What are some treatments for viruses? vaccines, antiviral drugs and improving sanitary conditoins.
What is a good use for viruses? gene therapy-substitutes normal hereditary material for a cell's defective hereditary material.
What are some ways to prevent viral infections? vaccinate people, quarantine people, improve sanitation and control animals that spread diseases.
Differences between bacteria and viruses? Bacteria: no nucleus, prokaryotic, living and surrounded by cell wall.Viruses: Not living, requires host cell to mult. has protein coating and DNA
Who is Louis Pasteur? A world renowned chemist
What is the "germ theory"? most infectious diseases are caused by micro-organims.
What did Pasteur make? rabies vaccine, anthrax vaccine, paseurization.
What is Pasteurization? the process of slowly heating liquid to kill micro organisms (cider, milk, wine, beer)
Created by: VaLeRiA!