WONDER #729: What Is Cancer?

Question 1 of 3

The small units that make up the human body are called what?

  1. cells
  2. compounds
  3. elements
  4. organs

Question 2 of 3

Cancer cells tend to group together to form masses called what?

  1. bruises
  2. tumors
  3. lungs
  4. kidneys

Question 3 of 3

Which of the following is an example of a behavior that’s been linked to certain types of cancer?

  1. cigarette smoking
  2. drinking too much alcohol
  3. too much sunlight
  4. all of the above

Check your answers online at https://wonderopolis.org/wonder/what-is-cancer.