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.
Presidential Aircraft Hangar. The Presidential Aircraft Hangar is a part of the museum's annex located at Wright-Patterson Air Force Base. It is home to several famous aircraft that include VC-137C #26000 and VC-121E Columbine III, as well as a few non-presidential airplanes. Click on thumbnail to enlarge.