How many days does it take to isolate the same test tube after 5 days?

After 5 days of abnormality in the same tube, it needs to be isolated for 2 days. According to relevant data: By February 9, 2022, 20 people with one tube of abnormal nucleic acid need to be isolated for 7 days, and all three nucleic acid tests are positive within 7 days before they can be released. Nucleic acid is a biomacromolecule compound formed by the polymerization of many nucleotides, which widely exists in the nuclei of animals, plants, microorganisms and other organisms. Belonging to genetic material, it can be generally divided into ribonucleic acid and deoxyribonucleic acid.

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