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Explain the Completed Test - Most Probable Number Test?
Coliform colonies on EMB or Endo agar are further examined by completed test by inoculating lactose broth and nutrient agar slants from isolated colonies in confirmed test. Production of acid and gas in lactose broth and presence of gram negative rods in nutrient agar slants finally confirms the presence of E.coli in water sample and is considered to be a positive completed test.
Having gone through the discussion above, the 3 basic tests involved in detecting coliform in a water sample must be clearly understood by you. Make sure the procedure involved is clear, because we will try out these tests in the laboratory. Also a knowledge about the differential media, which are required for these tests is essential. So let us get to learn how to make these media.
Gaseous Exchange Gaseous exchange is take place on by both mantle and the gills. The gills of most bivalves are highly changed for filter feeding. They are derived from the pr
Industrial Effluents - Causes of Water Pollution Most industrial operations produce effluents that are discharged into nearby river or any other water body. The industrial eff
Why is the determination of the blood types of the donor and of the recipient important in transfusions? Red blood cells have dissimilar antigens in the outer surface of their
Define Mini Nutritional Assessment (MNA) Tool? It is a comprehensive and simple tool, which is able to categorize the subjects into three different categories like well nourish
Explain the Air Samplers - Air Sampling? Air Samplers, e.g., all glass impinger and the Andersen sieve samplers may be used. Volume of the air sampled is known. In all glass im
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What are the three main types of trophic pyramids studied in Ecology? The three types of trophic pyramids studied in Ecology are the numeric pyramid, the biomass pyramid and th
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In which chloroplast structure are chlorophyll molecules found? Chlorophyll molecules are placed in an organized manner in order to increase the exposure to light on the thylak
i have question that all scientist agree that the basic unit off life is a cell and scientist said this to be a cell theory... and they also said that if a theory survive continuou
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