I need help with biology 30 homework?

Posted on 2014-04-11 07:37:00 in Biology by ASHLEY

1) why is the first part of respiration considered to be inefficient?



2) if oxygen is absent or in short supply at the end of electron transport, how may a particular cell or organism manage to till resale energy?





whoever answers this thanks a bunch !! :D cant seem to find these questions anywhere!

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