The tempting answer is that they differ in kind because they have different modal properties, that is, they survive or are destroyed under different circumstances.
We showed that ST-452 and ST-459 genomes differ greatly in size, largely because they have different mobile genetic elements, such as prophages and different pilus islands.
That is because they have different ownership structures.
In part, this is because they have different ideas about child-rearing.
These two observables are incompatible because they have different state functions.
A securities industry committee chose the stocks, in part because they have different levels of activity, the exchange said.
"We have this big problem with these Alaskan guys because they have different names for the same fish," he said.
"There is some natural benefit because they have different strengths," said Mitchell Moss, a professor at New York University.
Yet under Medicare rules, because they have different owners, the two hospitals are considered separate for payment purposes.
I don't blame other countries for having harsher systems because they have different histories and politics, but this model works for us".
They are going to leave us as a nation where people literally hate each other because they have different political opinions.
