how many cells are there in the human body :)

Question: how many cells are there in the human body :)
- Keywords:
  body,
  cell
Asked by tweetwunk69 to Charlotte, Dhvanil, Frank, Jim, Leila on 13 Mar 2013.
- Jim O Doherty answered on 13 Mar 2013:
  
  There are 4 main types of cells, and in total we are made up of about 100 trillion cells. There are also more bacteria living in/on us than there are cells!

Question: how many cells are there in the human body :)