1.Explain how polymerase chain reaction (PCR) can be used to
test the identity of a species.
2....
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Biology
1.Explain how polymerase chain reaction (PCR) can be used totest the identity of a species.
2. Use technical microbiology terms to describe the shapes andarrangements of bacteria
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1 PCR is an amplification tool it will enhance the number of amplicons or desired genes in the reaction which u can analyze further as well in details No matter the quantity of genome of any pathogen in your original sample PCR will simply amplify this number high enough for diagnosis and for further assessments PCR is a technique that takes specificsequence of DNA of small amount andamplifies it to be used for further testing PCR allows for rapid and highly specific diagnosis of infectious diseases including those caused by bacteria or viruses The human immunodeficiency virus or HIV is a difficult target to find and eradicate The earliest tests for infection relied on the presence of antibodies to the virus circulating in the bloodstream However antibodies dont appear until many weeks after infection maternal antibodies mask the infection of a newborn and therapeutic agents to fight the infection dont affect the antibodies PCR tests have been developed that can detect as little as one viral genome among the DNA of over 50000 host cells29 Infections can be detected earlier donated blood can be screened directly for the virus newborns can be immediately tested for infection and the effects of antiviral treatments can be quantified steps of PCR Initialization This step is only required for DNA polymerases that require heat activation by hotstart PCR It consists of heating the reaction chamber to a temperature of 9496 C 201205 F if extremely
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