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Biochemical Auto Analysers
Auto analysers are Bio medical equipments, which are computer controlled and temperature regulated. These equipments can analyse hundreds of samples in a short time. Samples are introduced into these multichannel equipment, at regular intervals through micropipettes. T..
Biochemical Auto Analysers
Biochemical Auto Analysers - Auto analysers are Bio medical equipments, which are computer controlled and temperature regulated. These equipments can analyse hundreds of samples in a short time. Samples are introduced into these multichannel equipment, at regular inter..
c) Argemone oil in Edible oil
Argemone oil is a highly toxic oil which when consumed by man can cause a disease called dropsy. To test the presence of this oil in cooking oil, take the sample to be tested in a test tube and add some concentrated nitric acid to it. Shake the test tube well and observe the colour of th..
Species diversity
Species are distinct units of diversity each playing a specific role in the ecosystem. Species diversity refers to the variety of species within a region. In nature, both the number and kind of species, as well as the number of individuals per species vary, leading to greater diversit..
Species are distinct units of diversity each playing a specific role in the ecosystem. Species diversity refers to the variety of species within a region. In nature, both the number and kind of species, as well as the number of individuals per species vary, leading to greater diversit..ELISA
Diagnostic Kits - Enzyme - Linked Immunosorbent Assay (ELISA) - ELISA technique is widely used for the detection of viruses, fungi, bacteria etc. It is a very sensitive and specific test and needs a very small amount of reagents. It is used to detect the infectious diseases like tuberculosis, AIDS ..
The procedure
The antibody, which is specific to the antigen to be detected must be present in the kit. The sample, which is suspected to contain the antigen is immobilised on the ELISA plate. The specific anti body is added and allowed to react with the antigen. Washing will remove all free antibodie..
History
Miller, Skoog (1955) observed that 2 substances were effective in enhancing the growth of mature plant cells and tissues in culture. The two substances were coconut milk and degraded samples of yeast DNA. The active ingredient in both was found to be - furfuryl amino purine a modified for..
Miller, Skoog (1955) observed that 2 substances were effective in enhancing the growth of mature plant cells and tissues in culture. The two substances were coconut milk and degraded samples of yeast DNA. The active ingredient in both was found to be - furfuryl amino purine a modified for..Technique of DNA Finger Printing
>The variation in tandem repeats can also be detected as restriction fragment length polymorphisms, or RFLPs (DNA fragments of different sizes that had been cleaved by restriction enzymes). In the case of tandem repeats, a restriction enzyme cleaves the DNA flanking the repeat. Alternatively, resea..
Diagnostic Kits - Endoscopy
. Using an endoscope a surgeon can carryout minor operations also. Surgical instruments like forceps can be taken to the site where surgery is needed. A number of instruments can be fitted to the endoscope. For e.g., with the help of toothed Biopsy forceps, samples of tissues can be remov..
. Using an endoscope a surgeon can carryout minor operations also. Surgical instruments like forceps can be taken to the site where surgery is needed. A number of instruments can be fitted to the endoscope. For e.g., with the help of toothed Biopsy forceps, samples of tissues can be remov..Multiple Alleles
Multiple Alleles - The term multiple allele is a condition where more than two genes occupy the same locus, on the same pair of homologous chromosomes, in different organisms. Each of these genes expresses a totally different character. The inheritance of A B O blood groups in man is an example of ..
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