In the Somatic Release Sites of Leech Retzius Neurons, When

Multiple Choice

In the somatic release sites of leech Retzius neurons, when exocytosis is not occurring,

A) dense-core vesicles are linked to the plasma membrane by microtubules.
B) clear vesicles are stored in the nucleus until they are needed for exocytosis.
C) both dense-core and clear vesicles are docked on structures along the cell membrane.
D) dense-core vesicles and mitochondria are clustered along the inside of the cell membrane.
E) multivesicular bodies are stored in the nucleus until they are needed for exocytosis.