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19 Cards in this Set

  • Front
  • Back

Virus574

a non-living particle made of proteins, nucleic acids, and sometimes lipids

Capsid

the protein coat surrounding a virus

Bacteriophage

viruses that infect bacteria

Lytic Infection

when a virus enters a bacteria cell, makes

Lysogenic Infection

in which a host cell is not immediately taken over

Prophage

bacteriophage DNA that becomes embedded in the bacterial host's DNA

Retrovirus

HIV belongs to this group of RNA viruses

Prokaryote

the smallest and most abundant of these microorganisms

Bacillus

rod-shaped prokaryotes

Coccus

spherical prokaryotes

Spirillum

spiral and corkscrew-shaped prokaryotes

Binary Fission

when a prokaryote has grown so that it has nearly doubled in size, it replicates its DNA and divides in half, producing two identical cells

Endospore

a thick internal wall that encloses the DNA and a protein of the cytoplasm

Conjugation

a hollow bridge forms between two bacterial cells, and genetic material, usually in the form of a plasmid, moves from one cell to the other

Pathogen

disease-causing agents

Vaccine

a preparation of weakened or killed pathogens or inactive toxins

Antibiotic

block the growth and reproduction of bacteria

Emerging Disease

an unknown disease that appears in a population for the first time or a well-known disease that becomes harder to control

Prion

protein infectious particles