The meaning of the name Tahir is Virtuous. The origin of the name Tahir is Arabic. This is the culture in which the name originated, or in the case of a word, the language. People who like the name Tahir also like: Tariq, Amir, Tamir, Henry, Owen, Taariq, Boden. Aisha, Amira, Alima, Nadira, Nasya, Genevieve, Kailani.
Extraction and purification of DNA are the first steps in the analysis and manipulation of DNA that allow scientists to detect genetic disorders, produce DNA fingerprints of individuals, and even create genetically engineered organisms that can produce beneficial products such as insulin, antibiotics, and hormones.
This method is called  Semi-conservative  which replicates the DNA so it begins with unzipping, unwinding the DNA by breaking down the hydrogen bonds between the nitrogenou â¦ s bases with the help of  helicase enzyme  that helps separating the strands.he original strand of DNA is unzipped by an enzyme that breaks the  hydrogen bonds between the bases. This process continues until the  entire strand of DNA has been unzipp â¦ ed and copied.