Which structure is not part of the endomembrane system?

Question

Quizplus · Accepted Answer

Mitochondria is not part of the endomembrane system. It is an organelle involved in cellular respiration and energy production, but it has its own distinct membrane system that is not connected to the endoplasmic reticulum or Golgi apparatus. The endomembrane system includes the nucleus, Golgi apparatus, and rough endoplasmic reticulum, among other structures, which are involved in synthesis, processing, and transport of proteins and lipids within the cell.

Which Structure Is Not Part of the Endomembrane System