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Microorganisms
Middle School Viruses, Bacteria, Protists & Fungi oblock
32
Biology
8th Grade
01/11/2012

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Term
antibiotics
Definition
medicines used to treat bacterial infections...not viruses
Term
pasteurization
Definition
a process used by the food industry that is used to kill harmful bacteria
Term
cold, flu, rabies, AIDS, chicken pox, polio
Definition
examples of illnesses caused by viruses
Term
parasite
Definition
an organism that lives on or in another organisms and causes it harm
Term
the large intestine
Definition
a human organ where a large amount of helpful bacteria are found
Term
host cell
Definition
a cell in which a virus reproduces
Term
pathogen
Definition
an organism that causes disease
Term
toxins
Definition
harmful chemicals(poisons)produced by pathogen.
Term
active & latent
Definition
the two types of viruses
Term
vaccine
Definition
a solution made from dead or weakened viruses that prevent (not cures)viral infections
Term
nitrogen fixing bacteria
Definition
bacteria that release nutrients into the soil that allow plants to grow
Term
eukaryotic
Definition
Describes an organism with a nucleus. Protists and Fungi belong to this group
Term
cilia
Definition
Short threadlike structures that extend from the cell membrane - Used for movement
Term
ameoba
Definition
animal like protists that moves with pseudopods. (blob-like protozoan)
Term
hyphae
Definition
threadlike tubes that make up the body of fungus
Term
red algae
Definition
a type of algae that grows in low light conditions such as deep oceans
Term
pseudopod
Definition
"false foot" - the way amoeba move
Term
euglena
Definition
moves with a flagellum. Has a red eyespot to detect light. Is both an algae and a protozoan
Term
plasmodium
Definition
a protists that cause malaria
Term
Irish Potato Famine
Definition
fungus-like protist caused this in the 1840's
Term
mutualistic
Definition
a relationship between two organisms where they both benefit
Term
lichen
Definition
a fungus and an algae that live together in a mutualistic relationship - they can grow on bare rock and in the frozen tundra
Term
flagellum
Definition
a long thin whip-like structure that helps some protists to move
Term
kelp
Definition
a many celled brown algae
Term
algae
Definition
another name for plant-like protists
Term
spores
Definition
reproductive cells of fungi
Term
paramecium
Definition
a protozoan that moves with cilia
Term
decomposers
Definition
organisms that break down and decay other dead organisms - "recyclers"
Term
the 3 types of protists
Definition
plant-like (algae)
animal-like (protozoans)
fungus-like
Term
HIV
Definition
A virus that causes AIDS. It is transmitted in body fluids.
Term
Edward Jenner
Definition
In 1796, he created a vaccine for small pox
Term
algal bloom
Definition
when too much nitrogen in water causes algae to grow too quickly
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