Respuesta :

Answer and Explanation:

  • BEA stands for Bile Esculin Agar
  • Its main purpose is to differentiate between the D streptococci and enterococci .
  • The BEA medium contains bile that inhibit the growth of gram-positive bacteria and the sodium azide inhibits the growth of gram-negative bacteria.
  • This medium is also used to  differentiate between  Klebsiella and Enterobacter, and Serratia species from other Enterobacteriaceae.