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Ivan MichurinIVAN MICHURIN Russian botanist, noted for his work in plant selection, improving fruit and vegetable varieties with great benefits to Soviet horticulture
Sergei VavilovSERGEI VAVILOV Russian physicist, responsible for work on the properties of light. He was also a deputy to the Supreme Soviet
Alexander KarpinskyALEXANDER KARPINSKY Russian geologist whose work contributed greatly to the development of Soviet industry
Pavlovs laboratory in Leningrad, RussiaPavlovs laboratory in Leningrad (St Petersburg), known as the tower of silence
Pavlovs dogs trapped in a floodWhen Pavlovs dogs are trapped in a flood of the River Neva at Leningrad (St Petersburg), their conditioned reflexes are altered, leading him to a crucial psychological breakthrough
