Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Eukaryotic diversity |
approx. 8.7x10^6 species |
|
|
Alessandro Volta (1745-1825) |
discovered Methane in 1778 studying Marsh gas in Lake Maggiore |
|
|
Hydrogenotrophic |
metabolises carbon dioxide, formates and carbon monoxide |
|
|
Methylotrophic |
metabolise methanol, methylamine, dimethylamine and trimethylamine |
|
|
Acetotrophic |
metabolise acetate and pyruvate |
|
|
soil bacteria |
0.3 x 0.5 um |
|
|
marine bacteria |
0.3 x 1 um |
|
|
E. coli |
1 x 3 um |
|
|
Epulopiscium fishelsoni |
50 x 600 um |
|
|
Thiomaryarita namibiensis |
750 um |
|
|
oligotrophy |
small feeding growth at low nutrient concentration |
|
|
phototrophs |
photosynthetic |
|
|
chemotrophs |
oxidation of chemicals litho = inorganic organo = organic |
|
|
autotrophic |
make organic molecules from inorganic nutrients |
|
|
hetreotrophic |
depends on OM for energy generation |
|
|
cyanobacteria |
First organism to conduct oxygenic photosynthesis. produce oxygen . use hydrogen atoms from water to reduce CO2 to form carbohydrates. |
|
|
Lichens |
cyanobacteria provide organic compounds via photosynthesis and can nitrogen fix. ascomycete provide protection, water retention, extract minerals and nutrients |
|
|
Nitrofication |
Central role I global nitrogen cycle. nitrate pollution. N removal in wastewater treatment. compete for ammonia |
|
|
Halobacteria |
possess Bacteriorhodospin. light energy used to transfer protons across the membrane and out if cell. generate ATP. use organic Carbon. |
|
|
Methanogenesis |
4H2 + CO2 -> CH4 + 2H2O |
