The codes printed on your driving licence tell you what conditions you must meet to drive.he codes printed on your driving licence tell you what conditions you must meet to drive.
Ivan Pavlov was a Russian physiologist whose research on the physiology of digestion led to the development of the first experimental model of learning, Classical Conditioning. Most of his research was gathered studying salivating dogs.
Ivan Pavlov was known for his contribution of classical conditioning in the field of psychology. He first started by studying the digestive patterns of his dogs. He build a de â¦ vice that would measure the amount of saliva his dogs would secrete. Pavlov noticed that they would salivate every time when food was brought upon them.