What impact has microscope technology had on modern-day understanding of cellular structure and function?

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

Number and variety of living organisms includes genetic, species, and ecological types

What is the correct order of cell division? include what happens in each phase