Question

why have improvements in microscopes over time resulted in revisions in the cell theory?
o they have revealed new information about cell structure and processes.
o they have made microscopes easier to use.
o they have allowed scientists to share pictures of the cells being studied.
o they have made it possible to confirm what scientists already suspected.

Explanation:

Improvements in microscopes have led to new discoveries about cell - structure and processes. These new findings have caused revisions in cell theory.

Answer:

They have revealed new information about cell structure and processes.