IUGR has various causes. The most common cause is a problem in the placenta (the tissue that carries oxygen, food and blood to the baby).Birth defects and genetic disorders can also cause IUGR.UGR has various causes. The most common cause is a problem in the placenta (the tissue that carries oxygen, food and blood to the baby).
Making the world better, one answer at a time. Ethel Rosenberg was the person who played the minor role in the passing of the atomic secrets to the Soviet. He was later convicted for passing the atomic secrets to the Soviets.
Igor Vasilyevich Kurchatov, Father of the Soviet Atomic Bomb. On 29 August 1949, the Soviet Union conducted its first nuclear test, code-named 'RDS-1', at the Semipalatinsk test site in modern-day Kazakhstan.The device had a yield of 22 kilotons.9 August 1949 - First Soviet nuclear test. On 29 August 1949, the Soviet Union conducted its first nuclear test, code-named 'RDS-1', at the Semipalatinsk test site in modern-day Kazakhstan.