A. bacteria can be most easily killed by removal of moisture B. drying out a house will eliminate the risk of airborne infection C. hot-air heating is better than steam heating because steam heating uses water D. none of the above 相关知识点: 试题...
· Salmonella: One of the bacteria that causes food poisoning, found in eggs, meat and vegetables, which ultraviolet light can destroy by damaging its DNA. · Helicobacter pylori: A bacteria that causes stomach ulcers and stomach cancer, UVC can kill this bacteria on the surface, reducing the ...
(5)Treatment(s)/Cure.考查名词,根据文章最后一段 Bacteria are alive, which means they can be killed by some form of chemical things. Antibiotics(抗生素) can kill bacteria. Viruses, by comparison, are not considered living things. They cannot be 'killed' in the same way as antibiotics kill ...
Life-threatening bacteria are becoming ever more resistant to antibiotics, making the search for alternatives to antibiotics an increasingly urgent challenge. For certain applications, one alternative may be a special type of laser.
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1It may be inferred from the passage that ___. A.bacteria can be most easily killed by removal of moistureB.drying out a house will eliminate the risk of airborne infectionC.hot-Mr heating is better than steam heating because steam heating uses waterD.none of the above 2It may be in...
· Organic fertilizer contamination: Organic fertilizers that have not been adequately fermented, especially those containing animal manure, may carry large amounts of E. coli bacteria and directly contaminate carrots. · Soil contamination: E. coli can also spread in soil where car...
They cannot be 'killed' in the same way as antibiotics kill bacteria. In fact, any medicine is useless for virus' infections. The disease must run its course until the body can make a successful protection on its own. Viruses and Bacteria Similarity Both are too small 1 with our eyes....
RESULTS: Blue light killed 5 logs of bacteria in vitro. The mean reduction in H. pylori colonies per gram tissue between treated and control spots was 91% (7.4+/-4.8 x 10(6) vs. 8.1+/-1.9 x 10(7), two-tailed P < 0.0001). Some patients had reductions approaching 99%. No ...
In these cases it would be nice to help the immune system by killing the offending bacteria directly. Antibiotics work on bacterial infections. Antibiotics are chemicals that kill the bacteria cells but do not affect the cells that make up your body. For example, many antibiotics interrupt the ...