Page 79 - The Manga Guide to Biochemistry
P. 79

When we take in
 oxygen and expel
carbon dioxide, it's
called respiration.

  However, the reaction in which                                         You want
                                                                         energy?
    cells absorb oxygen, break

down glucose to create energy,
and emit carbon dioxide is also

             called respiration.

Gimme  some  golxuycgoesne! !
Gimme  some

     Wait, they're both    Well, to distinguish them, we call
called respiration? I'm  the process of breathing external
                         respiration and the process inside
 going to mix them up
           for sure...      of cells internal (or cellular)
                                               respiration.

                                                              External         Internal
                                                            respiration     respiration

That's right. From now on                                                    So we'll be studying the
when we say "respiration,"                                               reaction inside of cells, not

   we'll be referring to                                                   the kind of respiration I'm
     internal respiration.                                                          doing right now.

Internal!                                                                          inhale
Got that?                                                                          exhale
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