no nucleus or oorganelles
What are soe common characteristics of protists?
mostly single celled
What are the Three broad categories of protists?
How does D. radiodurans survive such high levels of ionizing radiation?
a symbiosis between fungi & plant roots
(fungus surrounds/invades plant roots)
What is a lichen?
mosses (mulitcellular; non-vascular)
ferns (vascular; no seeds)
gymosperms ("naked" seeds and pollen)
angiosperms (flowes and seeds)
How does energy enter the biological world?
Carolus Linnaeus (1707-1778)
cell wall construction is different from bacteria
tend to me thermophiles
other organisms, usualy fungi.
(inhibit protein synthesis in bacteria)
symbiosis (gut flora)
dairy products and fermentation
always single celled
oozes around leaves/logs; eats bacteria
when stressed, forms "fruiting body"
filaments like fungi
absorb nutrients like fungi
decompose dead stuff like fungi
red tide can affect shellfish; a nerve toxin to humans
protective shells of silica
plant-like ones conduct photosynthesis
becomes anima-like (heterotrophic) when chloroplast is lost
has an eye spot; can detect sources of light
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