You Are Studying a Plant and Inject Fluorescein, a Fluorescent

Multiple Choice

You are studying a plant and inject fluorescein, a fluorescent dye, into a single cell on the surface of the plant. After a brief period of time, the dye spreads to cells neighboring the injected cell. What do you conclude?

A) The cells are connected by the cell wall.
B) The cells are connected by tight junctions.
C) The cells are connected by gap junctions.
D) The cells are connected by plasmodesmata.
E) The cells are connected by zonulae adherens.