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51 Cards in this Set
- Front
- Back
The following are _______ defense mechanisms for our bodies:
Lung cilia Normal Flora Skin |
Primary
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What body defense system consists of >20 proteins that circulate in our blood?
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Complement
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The following are all body _____.
B cells T Cells Macrophages |
Defenders
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Death due to Haantan Pulmonary Syndrome is caused by what?
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Too much immmunity.
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A " smart" microbe that has " outwitted" our immune defenses is known as the ____ virus.
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polymoma
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William Jenner performed the first human vaccination with what?
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the Cowpox virus.
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Which infectious disease has been eradicated from humankind?
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smallpox
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What three scientist help to identify and develop penicillin?
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Fleming
Florey Chain |
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What anti tuberculosis antibiotic was identified from soil bacteria?
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streptomycin
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An example of a microbe that can tolerate high concentrations of radioactivity:
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deinococcus
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Which of the following is NOT necessary for quorum sensing to occur?
a. a toxin gene b. an autoinducer c. luxR_protein D. lots of bacteria |
a toxin gene
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How many Americans live within 4 miles of a Superfund Toxic Waste site?
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20 million
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The bioremediation of the Savannah River Plant was due to the co-metabolism of what two compounds?
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TCE and Methane
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Which type of landfill produces it own source of energy?
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anaerobic
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What was the biggest contributor to the economy and diet of the Lake Victoria?
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Cassava
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What helped the reduction of the major food source in the Lake Victoria region?
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White fly infestation
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The plant virus reduced food production by how much?
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90%
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What two organisms did Dr. Victor Masona use to create a better plant for Africa?
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Agrobacterium tumefaciens
Cassava Mosaic Virus |
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The Colorado Potato Beetle caterpillar is killed by a protein todxin produced by what?
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Bacillus thuringiensis
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What were two unanticipated problems generated by GM plants?
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Toxicity to butterflies and the Spread of GMO pollen.
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Genes from which microbes were used to create New Leaf Potatoes?
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Agrobacterium tumefaciens and Bacillus thuringiensis.
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All of the following plants express the _ _ toxin gene.
Star link corn Bollgard Cotton |
BT
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Corn has not yet been used as an edible ___?
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vaccine
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Biowarfare tests showed that ten (10) grams of anthrax spores could produce as many casualties as how many grams of nerve agent?
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1 million
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Which country is not thought to have an ongoing bioweapons program?
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Germany
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Which concept, later proved by microbiologists, caused Charles Darwin to become a controverisal figure?
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Species Creation by Natural Selection.
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The Dine'eh ( Navjo) Americans knew nothing about Haantan virus disease before the 1993 Four Corners outbreak investigated by the Centers for Disease Control? T or F
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F
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Complement can tell " self" from "non-self" cells. T or F
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T
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Death from bacterial pnemonia is the result of destruction of lung tissues by the human host's own immune system. T or F
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T
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The adaptive immune system is regulated by helper B-cells. T or F
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F
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Our immune systems react to virus and bacterial invaders in a similar fashion? T or F
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F
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The current infections disease vaccines available in the US are the best that can be developed. T or F
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F
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It is harder to develop drugs that act against fungi, viruses and protozoans because their metabolisms are so different from humans. T or F.
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F
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Antibiotics used in animal feed have no effect on pathogenic microbes that effect humans. T or F
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F
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All the antibiotics that are produced by soil bacteria have been discovered and developed. T or F
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F
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Interfering with microbial communication has the potiential to stop human bacterial infections without killing the bacteria. T or F
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T
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Methanotrophs are bacteria that create/ make methane. T or F
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F
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Aerobic landfills can hold greater volumes of material per cubic yard than standard landfills.T or F
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T
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Humankind was using microbes to produce foods long before it knew microbes existed. T or F
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T
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Almost all plants and animals used for food today have been selectively bred. T or F
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T
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Bacteria genes can be used to genetically engineer specific traits in plants. T or F
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T
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Bacteria genes create toxins that kill caterpillars without harming other animals?
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T
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The discovery of Star link Corn in Taco shells was made worse by the fact that many people were allergic to its pollen?
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F
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Palnts expressing the proteins of Agrobacterium tumefaciens are resistant to plant virus infection. T or F
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F
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Genetically engineered virus resistant food plants are now being planted in the Lake Victoria region of Sub Saharan Africa. T or F
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F
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In the future, genetically modified plants will be grown or reasons other than food production. T or F
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T
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Genetically modified organisms have not helped the economy of North Carolina. T or F
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F
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Bioweapons were first used in WWI by the German Army. T or F
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F
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There has been no biowarfare attack that has occurred in the U.S. T or F
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F
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The world's stockpile of smallpox virus was destroyed in 2002. T or F
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F
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Bioweapons have played a major role in US foreign policy in the last 4 years. T or F
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T
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