The genetic material of mitochondria doesn’t change when it is passed from generation to generation. How does this help scientists trace ancestry?

True is ur answer : )

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

Combustion is the act or process of burning. therefore, i believe the answer is  a: burning wood.