Osteosarcoma cases are rare. Why does this make it difficult to determine if fluoride causes this cancer?

Heyme with this one ❤ ☺❤ name the part of the cell concerned with the transmission of hereditary characters from parents to offspring. "i will mark brainlist "

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.