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marine bio ch. 5
Marine biology chapter 5
55
Biology
Undergraduate 3
10/10/2016

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Term
Bacteriophages
Definition
attach and kill bacteria
Term
functions of bacteriophages
Definition
promote biodiversity
cycle carbon
biogeochemical cycles
stop bacterial explosions
Term
VHS
Definition
Viral hemorrhagic septicemia
Term
Functions of bacteria
Definition
Decompose
key player in the cycles like carbon and nitrogen
Term
Cyanobacteria
Definition
photosynthetic bacteria found in light and water
Term
functions of cyanobacteria
Definition
provide oxygen
fix nitrogen
Term
Anabaena
Definition
little contaminates in the water (clean)
Term
Planktothrix agardhii
Definition
lots of contaminates like sewer water (dirty)
Term
Diazotroph
Definition
can grow without fixed nitrogen
Term
akinete
Definition
They buffer the heterocyst
Nothing going on
Cinderblock cells
Term
Photosynthetic cells
Definition
Only where the oxygen is occurring
Term
Heterocyst
Definition
Nitrogen fixing cell
Term
phycoerythrin
Definition
red
Term
phycocyanin
Definition
blue
Term
Carotonoids
Definition
orange
Term
chlorophyll a
Definition
green
Term
planktonic cyanobacteria
Definition
create cyanotoxins, become foes
Term
Microcystis
Definition
green little balls, slimy
Term
Heptotoxic
Definition
Liver damage
Term
Neutotoxic
Definition
brain damage
Term
dermatotoxic
Definition
skin damage
Term
Where are cyanobacteria found
Definition
mud flats
rocks in intertidal/ splash zones
Term
Epiphytes
Definition
plants but doesnt take nutrients from the plant
Term
Endophytes
Definition
inside of algae
Term
Endolithes
Definition
burrow into calcareous rocks/coral
Term
Archae
Definition
prokaryotes that live in harsh environments
Term
thermophiles
Definition
live in hot places like yellowstones hot springs
Term
halophiles
Definition
live in very salty areas like the great salt lake in Utah
Term
Diatoms
Definition
phylum bacillariophyta
brown
unicellular but can form chains
silica
Term
domoic acid
Definition
diatoms acid that accumulates in the tissues of organisms that eat them
Term
non toxic diatoms
Definition
Coscinodiscus
Melosira
Term
pennate
Definition
long barrette looking thing
benthic
can move along rock surfaces
Term
Centric
Definition
circular
in water column
solitary
Term
Epitheca
Definition
the outside frustulate
Term
hypotheca
Definition
the inside frustulate
Term
oil droplet
Definition
for storage and buoyancy
Term
diatom location
Definition
benthic and pelagic
temperate waters
Term
diatom role
Definition
major source of oxygen and carbon in the environment
Term
mans use of diatoms
Definition
filtration for plants
mild abrasive
Term
Diatom pigments
Definition
chlorophyll a and c
carotenoids
Term
Dinoflagellates
Definition
phylum dinophyta
planktonic
unicellular
cell is covered in cellulose plates
photosynthesize
Term
the two flagella of dinoflagellates
Definition
one around its center grove
one is trailing free
Term
Gonyalax
Definition
holey circle thing
Term
ceratium
Definition
spiny yellow and clear
Term
pfiesteria
Definition
non toxic forms
feeds on algae and bacteria
tidal rivers and estuaries
Term
pfiesteria toxic
Definition
only becomes toxic in the presence of fish particularly schooling fish, causes lesions
Term
dinoflagellate location
Definition
tropical water
Term
dinoflagellate role
Definition
development of hermatypic corals
fix CO2 so coral can use it in building CaCO3 skeleton
Term
dinoflagellate pigments
Definition
chlorophyll a and c
carotenoids
Term
dinoflagellate bioluminescense
Definition
luciferinase breaks down the protein luciferin giving off a blue-green glow
Term
silicoflagellates
Definition
phylum chrysophyta
star shaped
internal skeleton made of silica
two flagellum
Term
coccolithophorids
Definition
class haptophyta
outer structure made of CaCO3
flagella
white cliffs of dover
Term
cryptomonads
Definition
phylum cryptophyta
two flagella
no skeleton
Term
foraminiferans
Definition
phylum granuloreticulosa
test of CaCO3
pseudopods
benthic
Term
radiolarians
Definition
phylum polycystina
planktonic protozoan
silica test
pseudopods
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