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Cell Bio I-C
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Aristotle
350 BC plants/animals
Hackel
1984; recognized that the plant/animal kingdom division was incomplete, added protists (Protista)
Copeland
1956; added the Kingdom Monera for bacteria
Whittiker
1959; created 5th Kingdom for Fungi
Woese
1977; split bacteria Kingdom into Eubacteria and Archaeabacteria
Characteriticts of Protista
eukaryotes that don't fit into any other kingdom
fit characteristics of life
Problems of being single celled
size is limited by surface to volume ratio
no specialization and limited collarboration
3 groups of protists that can be multicellular
brown algea, red algea, green algea
body form of protists
unicellular (most)
may form colonial assemblies (many cells with little difference)
colonial organism
an organism permanately associated with other organisms of the same species for a mutal benefit
protist nutritional aquistion
have cholorplasts (photosythetic)
chemosythesis (H2S)
recyclers
heterotrophs
ingesters
capures the organism
Reproduction
sexual
asexual
locomotion
flagella
cilia
psuedopods
not mobile
parasites
complex lifecycles both asexual, and sexual
can have different hosts
malaria, African sleeping sickness, Giardiasis
Ecology
important in food changes
symbiotes
parasites
termites and cellulose
decomposers
produced landforms
Characteristics of Fungi
Eat decomposing material
Eukary. multicellular
cell wall like insects skin
specialization
long thin threads for communication between cells
more like animals that plants
external digestion
Author
agibson
ID
128031
Card Set
Cell Bio I-C
Description
Note cards
Updated
2012-01-15T22:31:05Z
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