[Solved] Which vertebrate has a social structure most closely resembling social insects? A) the phalarope B) lions C) the naked mole rats D) Siberian tigers E) chimpanzees Reducing Exposure: Involves taking measures to decrease the likelihood of coming into contact with harmful substances or environments. Lead Shielding: The use of lead as a barrier to protect against X-rays and other forms of radiation, commonly used in medical and nuclear applications. Dosimeter: An instrument used to measure dose uptake of external ionizing radiation exposure for personal monitoring. X-ray Films: Photographic or digital images produced by X-rays passing through objects or tissues, used in medicine to visualize internal structures.