domingo, 3 de abril de 2011

The respiratory process

Look at this presentation and decide which are the three steps of the respiratory procces? What is the blood role?

                                                  
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2 comentarios:

  1. MARIA OF 6 B4 de abril de 2011, 18:16

    THIS FOTO IT IS VERY CLEAR BECAUSE YOU CAN SEE ALL THE RESPIRATORY SYSTEM

    ResponderEliminar
  2. SAR 6º B4 de abril de 2011, 20:58

    I LEARNED MUCH MORE ABOUT THE RESPIRATORY SYSTEM , AND WITH THE PHOTOS IS MUCH MORE CLEAR S.U.

    ResponderEliminar

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