A rigid layer of nonliving material that surrounds the cells of plants and some other organisms.
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Vaccines
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A preparation that prevents a person from contracting a specific disease
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T4 bacteriophage
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virus that infects bacteria (LOOK AT PICTURE WITH LABELS)!!
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Eubacteria
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Kingdom of unicellular prokaryotes whose cell walls are made up of peptidoglycan
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antibiotic
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a medicine used to save lives because it destroys harmful bacteria and cures infections
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Cocci
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spherical bacteria
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Heterotroph
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An organism that cannot make its own food.
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Decomposer
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An organism that breaks down wastes and dead organisms
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peptidoglycan
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A protein-carbohydrate compound that makes the cell walls of bacteria rigid
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Autotroph
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An organism that makes its own food
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obligate anaerobes
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poisoned by oxygen
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obligate aerobes
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require oxygen
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Lysogenic
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a viral reproductive cycle in which the viral DNA is added to the host cell's DNA and is copied along with the host cell's DNA
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Retrovirus
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An RNA virus that reproduces by transcribing its RNA into DNA and then inserting the DNA into a cellular chromosome; an important class of cancer-causing viruses.
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Sterilization
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The process that completely destroys all microbial life, including spores.
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Prokaryote
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unicellular organism that lacks a nucleus
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Capsid
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Outer protein coat of a virus
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bacili
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Rod shaped bacteria
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-lytic
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destruction
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Archaebacteria
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kingdom of unicellular prokaryotes whose cell walls do not contain peptidoglycan
