Question

20, 21. The ionizing radiation. phase and the phase of the cell cycle are most sensitive to exposure to 22. A is a gene that when expressed at abnormally high levels or mutated contributes to the conversion of a normal cell to a cancer cell. 23. is a colorless, odorless, tasteless and inert radioactive gas that occurs naturally in uranium mines and indoor air in some parts of the U.S. that is a known cause of lung cancer 24. According to the current Health Physics Society position statement on medical risks from radiation, doses received by the atomic bomb survivors are unlike doses people receive from medical exams involving radiation are low (<10 rem) and cancer rates at doses below 0.1 Sv (10 rem) have 25. The reactor accident at Chernobyl in the former Soviet Union released large amounts of the radioactive isotope __ into the atmosphere that is just now being associated with an increasing number of thyroid carcinomas in some parts of Western Europe.

Answer 1

21. The G2 phase and mitosis phase of the cell cycle are most sensitive to exposure to ionizing radiation.

22. Oncogene is a gene that when expressed at abnormally high levels or mutated contributes to the conversion of a normal cell to a cancer cell.

23. Radon gas is a colorless, odorless, tasteless and inert radioactive gas that occurs naturally in uranium mines and indoor air in some parts of the US that is known cause of lung cancer.

24. have Probability to survive  

25. Iodine -131