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Explain Procedure for the test of Presence of Coliform Bacteria?
This test procedure is in continuation to the presumptive test procedure followed on last experiment. Now carry out this exercise following the steps enumerated herewith.
1. Label the EMB/Endo agar plates with the source of the water sample.
2. Streak the plates with the respective positive or doubtful presumptive broth culture using sterile inoculating loop.
3. Incubate all the culture plates in an inverted position for 24 hours at 37°C.
4. Observe the plates for the presence or absence of E.coli colonies.
Appearance of typical colonies with dark centres and metallic sheen indicates positive confirmed test, i.e., water is non potable.
Light Stress in Chloroplasts As mentioned earlier, very high light intensity can inhibit photosynthesis due to accumulation of excess of excitation energy. A portion of this r
Why can the genetic code be qualified as a "degenerate code"? The genetic code is a degenerate code because there are amino acids codified by more than one type of codon. It is
GRADIEN T THEORY - It was given by T. Boveri & was supported by M.C. Child. Child called it as metabolic axial gradient theory. According to it, the egg has distinct ani
Define Selectivity - terminologies used in chromatography? Selectivity is a measure of preference a stationary phase shows for one solute over another and is expressed as:
How is the blood typing concerning the ABO system and the Rh usually done? In the blood typing for the ABO system and the Rh system a blood sample is collected from the person
WHAT IS PANDA BAO BAOLOGY.?
recessive epistasis
Poultry Mycoplasma gallisepticum causes chronic respiratory disease (CRD) in chickens. The incubation period is 1-3 weeks. In young birds, the disease is less severe than adult
Define Protection against poisoning - Function of Vitamin E? 1) Protection against poisoning: It protects liver from injury due to carbon tetra chloride poisoning. 2) Pr
Q. Colony collapse disorder in honey bees? Honey bees (Apis mellifera) are social insects and live in colonies in hives. Honey bees were introduced from Europe to the USA to po
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