You are presented with the question "what helps insulate and protect the body?" and the following answer choices: 
- h2o
 - living cells in follicles
 - layers of fat
 - it has a positive impact on it
 - viruses
 - parasites
 - They have thick fur
 - with their fur

Now knowing that hair helps to insulate and protect the body and hair is produced by living cells in the hair follicles at the base of each hair, choose the best answer.


 

  living cells in follicles       