How can we help?

You can also find more resources in our Help Center.

24 terms

Unit V Regulars Vocab - Microorganisms & Disease

STUDY
PLAY
coccus
spherical; like BBS or Dip-n-Dots
bacillus
rod shaped
spirillum
spiral and corkscrew
binary fission
divides and forms 2 daughter cells
conjugation
exchanges genetic (DNA) material between two cells
endospore
thick wall enclosing DNA; remains dormant, can tolerate heat, dryness, and lack of nutrients
pathogen
harmful bacteria capable of causing infections in plants and animals
flagellum
structure used by protists for movement; produces movement in a wavelike motion
pilus (pili)
anchors the bacterium to a surface or other bacteria
plasmid
moves from one cell to another
antibiotic
drugs that block the growth and reproduction of bacteria
virus
a nonliving particle made of proteins, nucleic acids, and sometimes lipids
retrovirus
RNA virus that contains RNA as its genetic information
bacteriophage
viruses that infect bacteria
prion
short for "protein infectious particles"
capsid
protein coat surrounding a virus
lytic infection
a virus enters a bacterial cell, makes copies of itself, and causes the cell to burst
lysogenic infection
a host cell is not immediately taken over
prophage
bacteriophage DNA that becomes embedded in the bacterial host's DNA
vaccine
a preparation of weakened or killed pathogens or inactivated toxins
antigen
any substance that triggers an immune response
vector
animal that transports a pathogen to a human
antibody
protein that either attacks antigens direcly or produces antigen-binding proteins
allergy
overreaction of the immune system to an antigen