• Oxford discover 4
     Help
  • Scientists use microscopes to study the body's _ _ _ _ _ to see how they work.
    Cells
  • Scientists use _ _ _ _ _ _ _ _ _ _ _ to study different cells.
    Microscopes
  • A _ _ _ _ _ can enter your body through your nose and mouth
    Virus
  • Unlock this slideshow and over 3 million more with Baamboozle+
    Try slideshows
  • Your experience on this site will be improved by allowing cookies.