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Pathogen
Vocabulary
PAGE 71 IN NOTEBOOK
Pathogen
Any
microorganism that can
cause disease
Bacteria
Unicellular
microorganism that
has no nucleus or complex
organelles, only some cause
disease
Antibiotic
A
medicine that stops the growth
of or destroys bacteria
Antibiotic Resistance
The
ability of a bacteria to
withstand the effects of
antibiotics
Virus
A
non-living pathogen made of a
protein shell and a strand of
genetic material. It can only
reproduce inside a host cell
Vaccine
Substance
that causes an
organism to produce antibodies
used to build up immunity
against a disease
Parasite
An
organism that lives in or on
another organism (its host) and
benefits by harming the host.
Host
an
animal or plant on/in which a
parasite lives
Fungus
Diverse
group of eukaryotic
organisms that produce spores
and live by decomposing and
absorbing the matter on which
they live
Spore
The
reproductive body of a
fungus (and sometimes other
organisms), round and resistant
to harsh conditions
Vector
an
organism (usually a biting
insect or tick) that transmits a
disease or parasite from one
organism to another
Carrier
An
organism that is harboring a
pathogen but does not have
symptoms