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4.
A few years ago bacteria and archaea were in the same “kingdom" because they are both prokaryotic. Today
they are separated. Why?

Respuesta :

Answer:

The three domain classification of a living organisms has separated and placed bacteria and archaea in two different kingdoms.

Explanation:

It is because, despite both being prokaryotes, bacteria, as well as archea, exhibit the following dissimilarities:

  • The cell membrane of bacteria has peptidoglycan, whereas it is absent in archaea.
  • The histone proteins are present in archaea and absent in bacteria.
  • The enzyme RNA polymerase is present in more numbers in archaea than bacteria.

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