What geographic feature might have isolate the incans ?

Your answer is the Andes Mountains. large portion of western South America, centered on the Andean mountain ranges, including large parts of modern Ecuador, Peru, western and south central Bolivia, northwest Argentina, north and north-central Chile, and southern Colombia into a state comparable to the historical empires of the Old World.

i discarded the supernatant and kept the pellet in this part of the experiment because you have to return all unused chemicals into their original containers at the end of each labratory.

explanation:

hello! : )

i think a judge or jury, as they preside over the court and is the central figure in a trial.

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