well you can use a microscope
Electronic microscope
Microscope is the instrument used in studying cells, allowing scientists to view cells in detail and observe their structure and function. Different types of microscopes, such as light microscopes and electron microscopes, are used depending on the level of detail needed for the study.
The instrument that is used to study cells is a microscope.
telescope
At the Age of Exploration they used telescope to observe stars.
a microscope
A Periscope or Radar
A stain used to observe the organelles of cells.
Microscope
A simple version of a compound microscope was used to discover cells. Robert Hooke first described cells in 1665, using a compound microscope. Soon after, Anton van Leeuwenhoek also studied cells using a microscope with more advanced lenses.
its an external scope
discribe your the way you would observe a cell in a white flower petal