GMAT Sentence Correction (SC) | Research indicates that the health of all multicellular

Research indicates that the health of all multicellular organisms, including humans, depends on not only the ability of the organism to produce new cells but also whether individual cells are able to self-destruct when they become superfluous or disordered.

A. including humans, dependson not only the ability of the organism to produce new cells but alsowhether individual cellsare able
B. including humans, not only dependson the organism's ability to produce new cells but also(on) the ability
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