After Reading the Paragraph Below, Answer the Questions That Follow

Multiple Choice

After reading the paragraph below, answer the questions that follow.
Studies of the endomembrane system often involve the use of a protein that can emit a green fluorescence (glow) . A researcher wants to make a video of cell behavior, so she initially tags the outer nuclear envelope of a cell with the fluorescent tag and records for several hours. Later, she sees that the tag is part of a secretory vesicle.
-The fluorescent tag likely did not become incorporated into which of the following organelles?

A) lysosome
B) Golgi
C) microtubules
D) rough ER