Mathews County, Virginia (VA) County population in 2014: 8,836 (all rural); it was 9,207 in 2000. County owner-occupied with a mortgage or a loan houses and condos in 2010: 1,781. County owner-occupied free and clear houses and condos in 2010: 1,459. County owner-occupied houses and condos in 2000: 3,329.
DNA makes copies of itself through the process of replication.  Because the nucleotide bases are complementary, they automatically  make the other strand of complementary ba â¦ ses when the division of  the cell occurs.
It is important because when a cell divides, it needs to produce an exact copy of the DNA for the new cell to have the information it needs to carry out its processes. 17 people found this useful. Edit. Share to: Judy Olmsted. 79,010 Contributions. Retired college science professor.