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Q. DNA probe is used for

NTA AbhyasNTA Abhyas 2022

Solution:

DNA probes are the short, single-stranded, labelled DNA sequences used to detect the presence or absence of nucleic acid in a sample. DNA probes are 100 to 10000 base pair long that are tagged with either radioisotopes or fluorochromes. It is used in medical and food industries, forensics, environmental science and microbial identification.