The only thing they have in common is the bus.
Only explanation is they got poisoned by something other than ethyl parathion. Then the hydrolase would release the neurotoxins instead of bonding with them.
[SEP] Only explanation is they got poisoned by something other than ethyl parathion. Then the hydrolase would release the neurotoxins instead of bonding with them. [SEP] The only thing they have in common is the bus.