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14 Cards in this Set
- Front
- Back
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Today _____________ is the number one infectious agent in the world that causes death in adults.
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tuberculosis
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___________ resistant tuberculosis results from the development of _________ resistant bacteria.
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multi-drug, antibiotic
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Scientists have shown that at some point in evolution ___________ cells took up residence in eukaryotic cells to become the first organelles through a process know as____________________.
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Prokaryotes; endosymbiosis
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Scientists now realize that approximately _________ of the biomass in the ocean is made up of ____________
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90%; bacteria or microbes
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All prokaryotic cells are _____________, while all eukaryotic cells are ________________
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unicellular, multicellular
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The tree of life is composed of three branches and it is thought that the extremophiles of ______________ are more closely related to Eucarya than to Bacteria.
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Archaea
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The concept of Biosphere 2 was ____________ ____________
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total recycling
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The failure of Biosphere 2 was due to an overactive compost heap, where ___________ flourished and reproduced creating a dramatic impact on the __________ cycle.
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microbes or bacteria; oxygen
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The marshland ecosystem the plants are the orgininators of the food web converting __________ energy into carbohydrates, but the grass can only be broken down by _____________, which provide nutrients to the animals.
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solar, microbes
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The cow’s stomach harbors billions of bacteria which are used to degrade the ____________ in plants so that the cow can absorb the nutrients.
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cellulose
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A cow has ____________ chambers in its stomach and the _________ is the largest compartment and functions as a fermentation chamber.
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4, rumen
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The degradation process in our landfills is very slow, but if ________ and ___________ are pumped into the refuse, the microbes flourish and cuts the degradation time significantly.
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air and water; any order
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__________ is an important method for copper mining and accounts for over 25% of the world’s copper production.
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bioleaching
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In copper minning, the low grade copper ore exists as sulfide in rocks. Thus by selecting ___________ that can extract _____________ from the sulfide, the copper can be released.
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microbes, energy
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