I would imagine so, considering that just one would certainly suffice well enough for that.

[ Kirk's reply is a nigh-inaudible grunt under his breath as Khan hefts the weapon in his hands a little higher - the cells are rebuilding, renewing, but even at its accelerated rate the movement does little to aid in the process, and though his wound is surely closing, millimetre by agonizingly slow millimetre, the damage appears to remain as gruesome as it initially seemed to the naked eye. ]

Now, then - let's try this again: how many?