It is graph 3 because as elevation increases, temperature decreases
Mitochondria. The “powerhouses” of the cell, mitochondria are oval-shaped organelles found in most eukaryotic cells. As the site of cellular respiration, mitochondria serve to transform molecules such as glucose into an energy molecule known as ATP (adenosine triphosphate).
Introns because they are coding sequences.
Exons because they are non-coding sequences.
It is false that living organisms contain unique chemical elements which are not found in non-living systems.