For court-martials, the statute of limitations is five years, except for any offense where the maximum permissible punishment is death, and for absent without leave (AWOL) or missing movement in time of war. In such cases, there are no statute of limitations.
Unlike today where many mitochondria and a cell coexist, mitochondria and cells were once separate organisms. Mitochondria were free-living bacteria that could produce energy, yet they struggled to protect themselves.
Mitochondria. Mitochondria are rod-shaped organelles that can be considered the power generators of the cell, converting oxygen and nutrients into adenosine triphosphate (ATP). ATP is the chemical energy currency of the cell that powers the cell's metabolic activities. This process is called aerobic respiration and is the reason animals breathe oxygen.