Which Structure is Not Part of the Endomembrane System

Question

Which structure is not part of the endomembrane system?
A) nuclear envelope
B) chloroplast
C) Golgi apparatus
D) plasma membrane
E) ER

Accepted Answer

The chloroplast is not part of the endomembrane system. The endomembrane system is a collection of organelles that are interconnected and involved in the synthesis, modification, and transport of lipids and proteins. The chloroplast, on the other hand, is an organelle found only in plant cells and is involved in photosynthesis.