Which feature of Tx cattle ranching did NOT originate in Spain?

Which of the following was an effect of allied defeats and high casualty rates on the eastern front? the united states issued the fourteen points. russia entered the war on the allied side. the united states entered the war sooner. russia experienced a revolution and dropped out of the war.

Match each model with its name and the name of the scientist who created it.

What is the difference between an independent and a dependent variable?