Secondary Active Transport Vs Primary ✓

) ions, but the crane’s job is to push even more of them outside into the "Salty Sea." This is an uphill battle because it goes against the natural flow—like trying to push water back up a waterfall.

This pump is found in the membrane of all animal cells. secondary active transport vs primary

Secondary active transport does use ATP directly. Instead, it uses the energy stored in an electrochemical gradient created by primary active transport. ) ions, but the crane’s job is to

Uses energy indirectly from an electrochemical gradient that was already created by primary active transport. No direct ATP consumption occurs during the transport event. secondary active transport vs primary