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Question : A probe which is a molecule used to locate specific sequence in a mixture of DNA or RNA molecules could be

Answer»

a single stranded RNA
a single stranded DNA
either RNA or DNA
can be SSDNA but not ssRNA

Solution :The molecular probes are usually single stranded pieces of DNAS (sometimes RNAs) labelled with radio ISOTOPES such as phosphorus-32. Molecular probes are AVAILABLE for many genetic disorders such as Duchenne muscular dystropy, cystic fibrosis, Tay-Sachs disease.


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