CBSE Class 10 Answered
what is dna?
Asked by udaychandra2598 | 25 Sep, 2020, 12:18: PM
Expert Answer
DNA or deoxyribonucleic acid is a long molecule that contains our unique genetic code.
Following are some of the uses of DNA
1)Archeologists are now using DNA tests to keep a record of genetic codes and progression of life on earth dating back centuries.
2)With an interest in family trees growing, a DNA test can also be used as part of a search for your genetic ancestors
3)DNA tests are now being widely used in criminal investigations.
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