Please Help! Which material undergoes radioactive decay? A) all elements that have a half-life B) all elements that contain atoms with protons C) all elements that have turned into a new element D) all elements that have a consistent number of particles Thanks!

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

True or false multiple lane changes must be done individually going through the same procedures for each lane change

*a mastectomy is the surgical removal of one or both breasts, either partially of fully. an oophorectomy is the surgical removal of an ovary or ovaries. analyze a woman’s risk of dying of cancer if she carries a mutated brc1 gene. how do heredity and inheritance relate to the data presented in these charts? what data would you need to see in order to draw conclusions about the effectiveness of preventive surgeries? what does the age at diagnosis tell you about the mutation? explain how breast-cancer genes are still present in the population, despite cancer-related surgeries and deaths.