DNA replicates by the semiconservative model of replication. This model states that during replication of double stranded DNA, the two strands separate and each separate strand is then used as a template to make a new strand.
Randolph AFB (Joint Base San Antonio) Official Website. Randolph AFB, part of Joint Base San Antonio (JBSA), is located in Schertz, Texas. The base sits approximately 14 miles northeast of Downtown San Antonio. The US Air Force and the US Army both conduct operations from Randolph.
Emblem of the 3510th Pilot Training Wing. Airmen guarding the perimeter of Randolph AFB in 2001, a couple of weeks after the September 11 attacks. Two T-1s in the 99th Flying Training Squadron, which provides training for Combat Systems Officers.