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18 terms

BACTERIA

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bacteria
Single cells that lack a nucleous.
nucleoid
The area where genes are found.
capsule
Contains the DNA;is a thick coated, resistant structure.
pilus
Enables the bacteria to attach to other cells.
binary fission
Process in which the cell pinches in two.
conjugtion
Taking bacteria to another one.
endospore
Protects the cell from harsh environments.
virus
The genetic material within a protein coat, but it has no organelles or other characteristics of life.
capsid
Outer layer of the protein.
prion
Is responsible for the diseases such as "mad cow."
retrovirus
Contains RNA instead of DNA.
lyctic cycle
Viral genes instruct the host cell to make many copies of the viral RNA or DNA.
lysogenic cycle
In which the viral DNA integrates into a host chromosome and lies dormant for some time.
protein
Large complex polymere commposed of C,H,O,N & S.
cocci
Ball shaped structure of bacteria.
baccilli
Rod shaped structure of bacteria.
spirilla
Squiggly shaped structure of bacteria.
pathogen
A microbe or microorganism such as a virus, bacterium, prion, or fungus that causes disease in its animal or plant host.