How do we apply evidence of Common Descent?

[Timothy_Horton]

@pnelson

In other words, (2). All DNA sequences, whatever their composition, are due to descent with modification from a common ancestor.

That looks like a geometry that cannot be tested. Common ancestry is true, come what may.

…and another example appears.

@NLENTS

At its best, it’s semantic, and it’s worst, it’s about trying to score cheap debate points with slick rhetoric. (which is not nearly as slick as they think it is.)