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Bacteria and Viruses
Shapes and Terms
21
Biology
10th Grade
02/07/2011

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Cards

Term
Bacillus
Definition
Rod-shaped bacteria
Term
Coccus
Definition
round bacteria
Term
Spirillum
Definition
Spiral-shaped bacteria
Term
Strepto
Definition
Groups of bacteria that form filaments
Term
Staphylo
Definition
Groups of bacteria that form clusters
Term
Diplo
Definition
double arrangement of bacteria
Term
Capsule
Definition
the layer surrounding the cell wall of a bacterium
Term
Gram positive/negative
Definition
Gram positive has a large techoic acid layer, and gram negative has a second membrane layer
Term
Conjugation
Definition
Two bacteria exchange genetic information
Term
Transformation
Definition
Bacteria absorbs DNA from environment
Term
Obligate Aerobes
Definition
Must have oxygen
Term
facultative anaerobes
Definition
can use oxygen, but don't need it
Term
Anaerobes
Definition
bacteria that live without oxygen
Term
Caspid
Definition
the protein layer that surrounds the nucleic acid in a virus
Term
Envelope
Definition
an outer layer of a virus that surrounds the caspid
Term
Glycoproteins
Definition
Proteins with carbohydrate molecules that are on the surface of viruses
Term
Bacteriophage
Definition
A virus shaped like a lunar lander
Term
Helical
Definition
rodlike virus
Term
Polyhedral
Definition
virus with many sides
Term
Lytic cycle
Definition
viral cycle that results in destruction of host
Term
Lysogenic cycle
Definition
cycle that results in replication of viral DNA and is followed by the Lytic cycle
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