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Oceanography
OCNG 251 Prof Mills
28
Other
Undergraduate 1
12/01/2009

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Cards

Term
3 Domains
Definition
Archaea
Bacteria
Eukarya
Term
Bacteria
Definition
simple life forms with cells that usually lack a nucleus
Term
Archaea
Definition
simple, microscopic, bacteria-like creatures that includes methane producers and sulfur oxidizers that inhabit deep-sea vents and other. Mostly extreme enviorments or temp.
Term
Eukarya
Definition
complex organisms, mostly multicell plus diverse array of micros that don't fit into other domains, import. DNA!
Term
lateral gene transfer
Definition
important in producing first complex cells
Term
Order of Taxonomy
Definition
Kingdom
Phylum
Sub Phylum
Class
Order
Family
Genus
Species
Term
Plankton
Definition
floaters
Term
nekton
Definition
swimmers
Term
benthos
Definition
bottom dwellers
Term
plankter
Definition
individual plankton
Term
phytoplankton
Definition
plankton that produce there own food (autotrophic/photosynthesize)
Term
zooplankton
Definition
heterotrophic plankton (eat others food)
Term
bacterioplankton
Definition
bacteria plankton- thought to be most photosynthetic organisms in the early biomass
Term
virioplankton
Definition
may lmit the abunance of other types of plankton through infection. Not much is known
Term
Plankton classified by feeding styles
Definition
phytoplankton
zooplankton
bacterioplankton
virioplankton
Term
holoplankton
Definition
organisms spend entire life as plankton
Term
meroplankton
Definition
spend larval/teenage as plankton
Term
Plankton based on how long they are plankton
Definition
holoplankton
meroplankton
Term
macroplankton
Definition
2-20 cm, large plankton
Term
picoplankton
Definition
small, have to be scooped with special equiptment. (.2-2 microns)
Term
plankton based on size
Definition
macroplankton
picoplankton
Term
Epifauna
Definition
live on the surface of the sea floor, attached or moving
Term
Infauna
Definition
live burried in the sand, shells, or mud.
Term
nektobenthos
Definition
live on bottom, but also swim or crawl through the water above
Term
pelagic enviorment
Definition
live within the water column
Term
benthic enviornment
Definition
live either in or on the sea floor
Term
protoplasm
Definition
substance of living matter, water is 80%
Term
viscosity
Definition
a substances internal resistance to flow
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