By THOMAS BEAUMONT for the Des Moines Register, May 31, 2008 Two of the three Republican candidates for U.S. Senate in Iowa had differing outlooks Friday on how to solve the federal immigration problem as they debated issues before Tuesday's primary election.
Temperature inversion layers, also called thermal inversions or just inversion layers, are areas where the normal decrease in air temperature with increasing altitude is reversed and air above the ground is warmer than the air below it.his is why inversion layers are called stable air masses. Temperature inversions are a result of other weather conditions in an area. They occur most often when a warm, less dense air mass moves over a dense, cold air mass.
The layer of the digestive tract that contains blood and lymph  vessels and nerve cells is the sub mucosa.The sub mucosa layer is  located underneath the mucosa layer. Edit. Share to: Judy Olmsted. 78,944 Contributions. Taught College level A&P for 27 years. Biology Supervisor.he Dermis contains 2 main layers (plexi) of blood vessels, which can be referred to as the superficial de â¦ rmal plexus and deep dermal plexus. More detail: The dermis can be split up into two layers, the papillary dermis and reticular dermis. One vascular plexus is situated in each.