Biology Test On Ch. 16, 17 , 18

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Biology Test On Ch. 16, 17 , 18

These Flashcards Were Made To Help Me Study For  a Biology Test I Have On Ch.16, 17, 18.

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something composed of many thin layers of sediment pressed tightly together, resembling the layers of an onion
 
stromatolite
prokaryotes that live in the most extreme environments on earth
 
archaea
prokaryotic organisms that differ from archaea in several features of cell structure ad chemical makeup
 
bacteria
spherical bacteria that cause pnemonia
 
cocci
rod shaped bacteria
 
bacilli
spiral shaped bacteria
 
spirochetes
division in which the DNA copies and moves itself to opposite ends of the cell as the cell splits in the middle
 
binary fission
resting cells
 
endospores
a photoautotrophic group of bacteria that generates oxygen as a waste product of their photosynthesis
 
cyanobacteria
the use of organisms to remove pollutants from water, air, and soil
 
bioremedication
bacteria and other microorganisms that cause disease
 
pathogens
in the _____ cycle, the phage that attaches to the host cell and injects it’s DNA.
 
lytic
in the ___________cycle, a virus injects its genes into the host
 
lysogenic
a virus that reverses the usual DNA-to-RNA flow of genetic information
 
retrovirus
deactivated varieties or small pieces of pathogens that stimulate the immune system to defend against the actual pathogen
 
vaccine
eukaryotes that are not animals, plants, or fungi
 
protists
animal like protists
 
protozoans
plant like protists
 
algae
protozoans that move by means of one or more flagella
 
zooflagellates
a plasma membrane in an amoeba
 
pseudopodia
porous shells made of organic material and hard calcium carbonate
 
forams
a diverse group of protozoans named for their use of cilia they use to move and feed.
 
ciliates
brightly colored, branching growth on a decaying log is a protist called ________
 
plasmodial slime mold
a single mass of cytoplasm undivided by membranes or cell walls and containing many nuclei
 
plasmodium
something an organism develops when food and water are in short supply and develops reproductive structures called fruiting bodies
 
sporangia
decomposers that live mainly on decaying organic matter
 
cellular slime molds
a group of single-celled, photosynthetic protists that possess one or two flagella and lack cell walls
 
euglenoids
unicellular, mostly photosynthetic protists with a cell wall made of cellulose and two flagella
 
dinoflagellates
communities of mostly microscopic organisms that drift or swim near the surface of ponds, lakes, and oceans.
 
plankton
photosynthetic organisms in plankton
 
phytoplankton
plankton that are protozoans or tiny animals are called
 
zoo plankton
large multicellular marine algeae
 
seaweed
a process in which chloroplasts and mitochondria evolved from small symbiotic prokaryotes that lived within other, larger host cells.
 
endosymbiosis
tiny threads of cytoplasm surrounded by a plasma membrane and covered by a cell wall
 
hyphae
interwoven mat in a single hypahe
 
mycelium
method by which the fungus absorbs small organic molecules from its surroundings
 
absorptive nutrition
haploid cells with thick cell walls that function as the dispersal stage in the reproduction of fungi
 
spores
spore forming structures at the tips of hyphae
 
sporangia
a thick-walled reproductive structure
 
zygospornagium
______hyphaein which each cell has two separate nucli
 
dikaryotic
large above ground reproductive structure
 
fruting body
single-cell fungi that inhabit liquid or moist habitats including plant sap animal tissues
 
yeasts
fungi with no known sexual stage of reproduction
 
imperfect fungi
any fungus that grows very rapidly on a surface
 
mold
a mutualistic pairing of a fungus and an alga
 
lichen
symbiotic relationships between fungal hyphae plant roots
 
mycorrhizae
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