Question

Why was the microscope and its improvement an important part of the development of the cell theory?

Answer 1

With the development and improvement of the light microscope, the theory created by Sir Robert Hooke that organisms would be made of cells was confirmed as scientist were able to actually see cells in tissues placed under the microscope

Answer 2

This is the exact answer they're looking for:

The microscope was important in the development of the cell theory because it allowed scientists to study cells more closely. The better the microscopes became, the more details about cells were observed, which led to theories about the cell.