Which best describes mitochondrial dna (mtdna)?
mitochondrial dna is the same as nuclear dna.
mitochondrial dna is inherited through the father.
mitochondrial dna can be traced for generations.
mitochondrial dna requires large amounts for testing.

What do you mean by that? like the contents? the thc level?

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

It will appear as o2(g) as a reactant